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Timeline of NTT Docomo

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| 1985–1992 || Nippon Telegraph and Telephone Corporation (NTT) prelude era. NTT is established as a private company.
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| 1992 onwards || {{w|NTT DOCOMODocomo}} era, which is formally established taking over the mobile communications business of {{w|Nippon Telegraph and Telephone}} Corporation (“NTT Group”) as part of its corporate reorganization.<ref name="Careers at NTT DoCoMo">{{cite web |title=Careers at NTT DoCoMo |url=https://www.cleverism.com/company/ntt-docomo/ |website=cleverism.com |accessdate=12 November 2019}}</ref> in 1993, the company launches the mobile phone service (PDC).<ref name="Trends in Mobile">{{cite book |title=Trends in Mobile Technology and Business in the Asia-Pacific Region |edition=Youngjin Yoo, Jae-Nam Lee, Chris Rowley |url=https://books.google.com.ar/books?id=AAWkAgAAQBAJ&pg=PA92&dq=%22ntt%22+%22docomo%22+%22in+1985..1992%22&hl=en&sa=X&ved=0ahUKEwjxz-aniYjmAhVsJrkGHULwD_YQ6AEISTAE#v=onepage&q=%22ntt%22%20%22docomo%22%20%22in%201985..1992%22&f=false}}</ref> In 1997 it launches a packet communications service.<ref name="Trends in Mobile"/> In 1999, the company launches the world's first mobile Internet-services platform.<ref name="Overviewdd">{{cite web |title=Overview |url=https://www.nttdocomo.co.jp/english/corporate/about/outline/ |website=nttdocomo.co.jp |accessdate=15 October 2019}}</ref>
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| 2000s || {{w|NTT DOCOMODocomo}} becomes the first cellular operator in the world to offer commercial {{w|3G}} services. By the late decade, the company reaches more than half of Japan's cellular market.
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| 2010s || {{w|NTT DOCOMODocomo}} introduces one of the earliest commercial LTE services.<ref name="Overviewdd"/> Tata Docomo becomes the first private sector telecom company to launch {{w|3G}} services in India.
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| 1999 || December || Growth || i-mode grows to 3 million subscribers.<ref name="The Six Immutable"/>
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| 2000 || April || Renaming || Around its 15th anniversary, NTT Mobile Communications Network changes official name to {{w|NTT DoCoMoDocomo}}.<ref name="History"/><ref name="docomo-sys.co.jp"/>
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| 2000 || September || Facility || The {{w|NTT Docomo Yoyogi Building}} opens. One of the tallest buildings in {{w|Tokyo}}, it houses base station equipment and switching equipment.<ref>{{cite web |title=NTT DoCoMo Yoyogi Building |url=https://www.emporis.com/buildings/104939/ntt-docomo-yoyogi-building-tokyo-japan |website=emporis.com |accessdate=18 November 2019}}</ref>
| 2000 || December || Growth || i-mode grows to 15 million subscribers.<ref name="The Six Immutable"/>
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| 2000 || || {{w|License}} || The {{w|Japanese government}} awards {{w|3G}} licenses to {{w|NTT DoCoMoDocomo}}, {{w|KDDI}} and {{w|J-Phone}} at no charge. This allows NTT Docomo to free up its cash stock for overseas investment.<ref name="i-mode Wireless"/>
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| 2001 || || Recognition || {{w|NTT DoCoMoDocomo}} acquires ISO14001 accreditation<ref name="docomo-sys.co.jp"/>, the international standard that specifies requirements for an effective environmental management system.<ref>{{cite web |title=WHAT IS ISO 14001:2015 – ENVIRONMENTAL MANAGEMENT SYSTEMS? |url=https://asq.org/quality-resources/iso-14001 |website=asq.org |accessdate=16 October 2019}}</ref>
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| 2001 || May || Growth || i-mode grows to 23 million subscribers.<ref name="The Six Immutable"/>
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| 2001 || || Administration || {{w|NTT DoCoMoDocomo}} relocates the head office to {{w|Akasaka}} from {{w|Nishigotanda}}.<ref name="docomo-sys.co.jp"/>
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| 2001 || || Financial || {{w|NTT DoCoMoDocomo}} investment ratio increases to 100%.<ref name="docomo-sys.co.jp"/>
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| 2001 || October || Service || {{w|NTT DoCoMoDocomo}} becomes the first cellular operator in the world to offer commercial {{w|3G}} services (based on {{w|WCDMA}}) called {{w|Freedom of Mobile Multimedia Access}} (FOMA). The service becomes first available in the {{w|Greater Tokyo Area}}, {{w|Yokohama}} and {{w|Kawasaki}}.<ref name="History"/><ref name="i-mode Wireless"/>
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| 2002 || || Personnel || {{w|NTT DoCoMoDocomo}} reaches 700 employees.<ref name="docomo-sys.co.jp"/>
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| 2002 || || Administration || {{w|NTT DoCoMoDocomo}} establishes its Operation Systems HQ, System Development Division and Service Operations Division.<ref name="docomo-sys.co.jp"/>
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| 2002 || March || Financial || {{w|NTT DoCoMoDocomo}} is listed on [[w:London stock exchange|London]] (delisted on March 2014) and {{w|New York stock exchange}}s.<ref name="History"/>
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| 2002 || May 8 || Administration || {{w|NTT DoCoMoDocomo}} states in a memorandum of understanding plans to convert its regional subsidiaries into wholly owned subsidiaries by way of share exchange.<ref name="i-mode Wireless"/>
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| 2002 || June 1 || Service || {{w|NTT DoCoMoDocomo}} launches its i-shot service, allowing subscribers to transmit still images taken with compatible mobile phones having built-in cameras to virtually any device capable of receiving {{w|e-mail}}.<ref name="dd"/>
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| 2003 || January 14 || {{w|Market penetration}} || DoCoMo {{w|NTT Docomo}} i-shot handsets (camera phone) sales exceed 5 million.<ref name="dd">{{cite web |title=DoCoMo Camera Phone Sales Exceed 5 Million |url=https://www.nttdocomo.co.jp/english/info/media_center/pr/2003/000928.html |website=nttdocomo.co.jp |accessdate=12 November 2019}}</ref>
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| 2003 || May 26 || Service || {{w| NTT DoCoMo Docomo}} launches online shopping mall and account aggregation portal DoCommerce, which enables both 2G and 3G SSL-compatible i-mode handset users to manage their finances and shop online with their credit cards. The online mall launches with 10 virtual shops selling items such as accessories, perfumes and healthcare goods.<ref>{{cite web |title=NTT DoCoMo launches mobile shopping mall and account aggregation portal |url=https://www.finextra.com/newsarticle/8935/ntt-docomo-launches-mobile-shopping-mall-and-account-aggregation-portal |website=finextra.com |accessdate=18 January 2020}}</ref>
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| 2003 || June 3 || Service || {{w|NTT DoCoMoDocomo}} announces a payments service to enable customers using {{w|2G}} and {{w|3G}} handsets to shop online at a dedicated portal site and receive bills for purchases together with their monthly mobile phone invoices.<ref>{{cite web |title=NTT DoCoMo to Start Trial of Online Payments Service |url=https://www.nttdocomo.co.jp/english/info/media_center/pr/2003/000975.html |website=nttdocomo.co.jp |accessdate=19 January 2020}}</ref>
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| 2003 || || Administration || {{w|NTT DoCoMoDocomo}} establishes ERP Division and Technical Center.<ref name="docomo-sys.co.jp"/>
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| 2003 || September || Growth || After achieving a peak of more than 62 million subscribers for PDC services in Japan, the Japanese mobile market embraces next-generation technologies based on CDMA technology.<ref name="The Six Immutable"/>
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| 2004 || January 9 || Service || {{w|NTT DoCoMoDocomo}} announces the launch of an i-mode Disaster Message Board service allowing i-mode subscribers in Japan to post personal messages at a special i-mode site (provided in Japanese only) in the event of major calamities such as high-magnitude {{w|earthquake}}s.<ref>{{cite web |title=NTT DoCoMo to Launch i-mode Disaster Message Board Service |url=https://www.nttdocomo.co.jp/english/info/media_center/pr/2004/001135.html |website=nttdocomo.co.jp |accessdate=12 November 2019}}</ref>
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| 2004 || January 29 || {{w|Subsidiary}} || {{w|NTT DoCoMoDocomo}} announces the decision to liquidate its subsidiary, Mobimagic Co., an application service provider for medium and small-sized companies.<ref>{{cite web |title=NTT DoCoMo to Liquidate a Subsidiary |url=https://www.nttdocomo.co.jp/english/info/media_center/pr/2004/001137.html |website=nttdocomo.co.jp |accessdate=12 November 2019}}</ref>
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| 2004 || March 24 || {{w|Subsidiary}} || {{w|NTT DoCoMoDocomo}} announces the decision to liquidate DCM Capital LDN ({{w|United Kingdom}}) Limited, DCM Capital HKG (UK) Limited and DCM Capital 3G HKG (UK) Limited, each of which is a wholly owned subsidiary of DoCoMo.<ref>{{cite web |title=NTT DoCoMo to Liquidate Some of its Subsidiaries |url=https://www.nttdocomo.co.jp/english/info/media_center/pr/2004/001157.html |website=nttdocomo.co.jp |accessdate=18 November 2019}}</ref>
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| 2004 || April || Product || {{w|NTT DoCoMoDocomo}} launches mova 506i series of three PDC (2G) i-mode mobile phones, a series of handsets featuring cameras with effective resolutions of more than one million pixels.<ref>{{cite web |title=NTT DoCoMo Unveils New mova 506i i-mode Phone Series |url=https://www.nttdocomo.co.jp/english/info/media_center/pr/2004/001166.html |website=nttdocomo.co.jp |accessdate=12 November 2019}}</ref>
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| 2004 || || Administration || {{w|NTT DoCoMoDocomo}} establishes Mobile Network Division and Security Services Division.<ref name="docomo-sys.co.jp"/>
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| 2004 || December || Product || {{w|NTT DoCoMoDocomo}} launches the F901iC 3G FOMA handset, the latest model in the 901i series.<ref>{{cite web |title=NTT DoCoMo to Launch F901iC 3G FOMA Handset |url=https://www.nttdocomo.co.jp/english/info/media_center/pr/2004/001233.html |website=nttdocomo.co.jp |accessdate=12 November 2019}}</ref>
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| 2005 || November 24 || Product || {{w|NTT DoCoMoDocomo}} announces launch of the FOMA SA800i, a child-friendly 3G mobile phone.<ref>{{cite web |title=NTT DoCoMo Develops Child-Friendly Handset |url=https://www.nttdocomo.co.jp/english/info/media_center/pr/2005/000701.html |website=nttdocomo.co.jp |accessdate=18 November 2019}}</ref>
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| 2005 || December || Product || {{w|NTT DoCoMoDocomo}} launches iD credit brand.<ref name="History"/>
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| 2006 || April || Service || {{w|NTT DoCoMoDocomo}} launches DCMX mobile credit-card service.<ref name="History"/>
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| 2006 || || Administration || {{w|NTT DoCoMoDocomo}} establishes Information Security Services Division.<ref name="docomo-sys.co.jp"/>
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| 2007 || || Administration || {{w|NTT DoCoMoDocomo}} establishes its Business Solution Headquarters, a System Integration Division, a Service Provider Division, a System Infrastructure Division, an Enterprise System Division, and an Information Security Department.<ref name="docomo-sys.co.jp"/>
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| 2007 || October || Product || The {{w|prototype}} [[w:wellness (alternative medicine)|Wellness]] {{w|mobile phone}} of {{w|NTT Docomo}} and {{w|Mitsubishi Electric Corp.}} is launched at annual Japanese trade show {{w|CEATEC}}. It checks health with a motion sensor that detects body movement and measures calories, and includes a {{w|breathalyzer}}.<ref>{{cite web|url=https://web.archive.org/web/20071029053227/http://ap.google.com/article/ALeqM5hhzZNK2Qh8nBS4H9Tt_lDecgBE9QD8S3IR880|title=The Associated Press: New Prototype Phone Gives Fitness Check|author=|date=29 October 2007|website=archive.org|accessdate=12 September 2019}}</ref>
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| 2007 || December || Acquisition || {{w|NTT DoCoMoDocomo}} and [[w:KTF|KT Freetel]] jointly invest US$200 million for a total of 33% stake in {{w|U Mobile}} Malaysia.<ref>{{cite web |title=STT to invest RM1b in U Mobile |url=https://www.theedgemarkets.com/article/stt-invest-rm1b-u-mobile |website=theedgemarkets.com |accessdate=18 November 2019}}</ref>
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| 2008 || || Service || {{w|NTT DoCoMoDocomo}} begins offering a service called the "Area Mail Disaster Information Service" which broadcasts [[w:Earthquake Early Warning (Japan)|Earthquake Early Warning]] messages produced by the {{w|Japan Meteorological Agency}} to its subscribers with compatible handsets.<ref>{{cite web |url=http://www.nttdocomo.co.jp/english/service/safety/areamail/index.html |title=Area Mail Disaster Information Service |accessdate=2011-11-06 |deadurl=yes |archiveurl=https://web.archive.org/web/20111025134752/http://www.nttdocomo.co.jp/english/service/safety/areamail/index.html |archivedate=2011-10-25 |df= }}</ref>
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| 2008 || January 24 || {{w|Partnership}} || {{w|NTT DoCoMoDocomo}} announces a partnership with {{w|Google}}, which allows all models after the FOMA904i models to view {{w|YouTube}} videos.<ref>{{cite web |url=http://plusd.itmedia.co.jp/mobile/articles/0801/24/news066.html |title=ドコモとGoogleが提携──各種サービスのiモード対応などを推進 |accessdate=2008-01-26 |publisher=ITMedia+D モバイル |language=Japanese}}</ref><ref>{{cite web |url=http://plusd.itmedia.co.jp/mobile/articles/0801/24/news104.html |title=YouTube、ドコモの904i/905iシリーズに対応 |accessdate=2008-01-26 |publisher=ITMedia+D モバイル |language=Japanese}}</ref>
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| 2008 || February || {{w|Joint venture}} || NTT Investment Partners, Inc. (NTT-IP) is estqablished as a corporate venture capital firm by [[w:Nippon Telegraph and Telephone|Nippon Telegraph]] and Telephone Corporation (NTT). The firm focuses on funding advanced/disruptive technologies, services and business models around the world and looks to leverage NTT Group companies’ business operations, technologies and vast network to its portfolio companies.
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| 2008 || March || Market || {{w|NTT DoCoMoDocomo}} reaches more than 53 million customers, which is more than half of Japan's cellular market.<ref name="Historyh"/>
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| 2008 || March || {{w|Venture capital}} || {{w|NTT DoCoMoDocomo}} establishes a {{w|JPY}} 10 billion venture fund, the NTT Investment Partners Fund, L.P. (NTT-IP Fund).<ref name="Historyh"/>
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| 2008 || April 19 || Leadership || {{w|NTT DoCoMo}} Ryuji Yamada is promoted as the president of {{w|NTT Docomo}}. Masao Nakamura stays as a director and senior adviser. <ref>{{cite web|url=http://www.asahi.com/business/update/0418/TKY200804180367.html|script-title=ja:ドコモ社長に山田副社長が昇格へ|accessdate=2008-04-18|date=2008-04-19|language=Japanese |archiveurl = https://web.archive.org/web/20080422030408/http://www.asahi.com/business/update/0418/TKY200804180367.html <!-- Bot retrieved archive --> |archivedate = 2008-04-22}}</ref>
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| 2008 || June || Partnership || {{w|NTT DoCoMoDocomo}} joins the non-profit {{w|Symbian Foundation}} led by {{w|Nokia}} to co-develop a new {{w|Symbian}} smartphone operating system based on the [[w:S60 (software platform)|S60]] platform, which results in Symbian^2 for the Japanese market.<ref>{{cite web|url=http://www.allaboutsymbian.com/news/item/11613_First_Symbian2_phones_ship_in_.php|title=First Symbian^2 phones ship in Japan|author=|date=|website=allaboutsymbian.com|accessdate=27 March 2018}}</ref>
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| 2008 || November || Acquisition || {{w|NTT DoCoMoDocomo}} acquires a 26% stake in {{w|Tata Teleservices}} for US$2.7 billion.<ref>{{cite web |title=DoCoMo buys 26% of Tata Teleservices |url=https://www.vantageasia.com/docomo-buys-26-of-tata-teleservices/ |website=vantageasia.com |accessdate=18 November 2019}}</ref>
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| 2008 || || Administration || {{w|NTT DoCoMoDocomo}} establishes a Customer Information Systems Division, a Billing Systems Division, an Enterprise Information Systems Division, an Information Systems Infrastructure Division, a Business Intelligence Systems Division, a Service Platform Division, a System Development Division, and a Public Enterprise Business Division.<ref name="docomo-sys.co.jp"/>
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| 2009 || June || Service || The Tata Docomo service is commercially launched in {{w|India}}.<ref>{{cite web |title=Tata Group Announces Pan-India GSM Service with NTT DOCOMO |url=https://corporate.tatateleservices.com/Downloads/NewsRoom/ttsl/Tata-DOCOMO-GSM-Launch-June-2009.pdf |website=corporate.tatateleservices.com |accessdate=18 November 2019}}</ref>
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| 2009 || July 5 || Acquisition || {{w|NTT DoCoMoDocomo}} acquires {{w|San Diego, California}}-based PacketVideo for US$157.1 million. PacketVideo produces software for wireless multimedia that includes the display of video on mobile handsets.<ref name="crunchbase.com"/>
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| 2009 || December 3 || Acquisition || {{w|NTT DoCoMoDocomo}} acquires {{w|net mobile AG}}, a publicly traded {{w|business-to-business}} {{w|service provider}}.<ref name="crunchbase.com"/><ref>{{cite web |title=net mobile AG acquired by NTT DoCoMo |url=https://www.crunchbase.com/acquisition/ntt-docomo-acquires-net-m--081d0edc |website=crunchbase.com |accessdate=19 January 2020}}</ref><ref>{{cite web |title=NTT DoCoMo Other Acquisitions |url=https://www.startupranking.com/acquisition/ntt-docomo-acquires-net-mobile-ag-8978 |website=startupranking.com |accessdate=19 January 2020}}</ref>
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| 2010 || April || Financial || {{w|NTT DoCoMoDocomo}} raises fund size of NTT-IP Fund to {{w|JPY}} 15 billion.<ref name="Historyh"/>
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| 2010 || || Administration || {{w|NTT DoCoMoDocomo}} establishes CliNIC Division.<ref name="docomo-sys.co.jp"/>
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| 2010 || June || {{w|Market penetration}} || {{w|Tata Docomo}} reaches about 32.82 million users.<ref>{{cite web |title=joint-venture.ppt |url=https://www.scribd.com/presentation/251917548/joint-venture-ppt |website=scribd.com |accessdate=12 November 2019}}</ref>
| 2010 || November 5 || Service || {{w|Tata Docomo}} becomes the first private sector telecom company to launch {{w|3G}} services in {{w|India}}.<ref>{{cite web |title=Tata DoCoMo launches 3G services|url=https://economictimes.indiatimes.com/industry/telecom/tata-docomo-launches-3g-services/articleshow/6865060.cms |website=economictimes.indiatimes.com |accessdate=18 November 2019}}</ref>
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| 2010 || December || Service || {{w|NTT DoCoMoDocomo}} launches one of world's first {{w|Long-Term Evolution}} (LTE) services, Xi (read "crossy").<ref name="History"/>
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| 2011 || || Administration || {{w|NTT DoCoMoDocomo}} establishes its Enterprise Solution Division.<ref name="docomo-sys.co.jp"/>
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| 2011 || June || Partnership || {{w|NTT DoCoMoDocomo}} announces team with {{w|McAfee}} to provide McAfee VirusScan Mobile for its Android mobile users.<ref>{{cite web |url= http://www.intomobile.com/2011/06/27/ntt-docomo-teamsup-mcafee-offer-free-malware-protection-its-android-users/ |title=NTT DoCoMo teams-up with McAfee to offer free malware protection for its Android users|work=intomobile.com |year=2011 |accessdate=16 October 2019}}</ref>
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| 2012 || March || Service || {{w|NTT DoCoMoDocomo}} shifts customer base completely to {{w|3G}} and {{w|LTE}} services.<ref name="History"/>
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| 2012 || July || Acquisition || {{w|NTT DoCoMoDocomo}} acquires Italian company {{w|Buongiorno}} for 209 million euros.<ref>{{cite web|url=http://timesofindia.indiatimes.com/tech/news/telecom/NTT-Docomo-acquires-Italys-Buongiorno/articleshow/14730373.cms|title=NTT Docomo acquires Italy's Buongiorno|accessdate=2012-07-07}}</ref>
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| 2012 || July || {{w|Joint venture}} || {{w|NTT DoCoMoDocomo}} and Japanese electronics company {{w|Omron}} establish {{w|docomo Healthcare Inc}}, a new company with the purpose to design, develop and provide healthcare support services.<ref>{{cite web |title=Docomo, Omron to establish docomo Healthcare Inc |url=https://japantoday.com/category/tech/docomo-omron-to-establish-docomo-healthcare-inc |website=japantoday.com |accessdate=19 January 2020}}</ref>
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| 2012 || August 10 || Acquisition || {{w|NTT DoCoMoDocomo}} acquires mobile commerce ecosystem Buongiorno for US$260 million.<ref name="crunchbase.com"/>
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| 2012 || || Administration || {{w|NTT DoCoMoDocomo}} establishes a Web System Division, and a Corporate Social Responsibility Department.<ref name="docomo-sys.co.jp"/>
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| 2013 || February || Acquisition || {{w|NTT DoCoMoDocomo}} acquires NTT-IP with the purpose to strengthen cooperation with startup companies in terms of venture funding and incubation. The DOCOMO Innovation Fund Partnership is established as a JPY 10 billion new venture fund and the DOCOMO’s Incubation Program starts operating.<ref name="Historyh"/>
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| 2013 || || Administration || {{w|NTT DoCoMoDocomo}} establishes its Enterprise Solution Division.<ref name="docomo-sys.co.jp"/>
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| 2013 || || Recognition || {{w|NTT DoCoMoDocomo}} acquires ISO39001 accreditation.<ref name="docomo-sys.co.jp"/>
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| 2013 || July || Renaming || {{w|NTT DoCoMoDocomo}} changes its trade name to NTT DOCOMO Ventures, Inc.<ref name="Historyh"/>
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| 2013 || August 27 || Acquisition || {{w|NTT DoCoMoDocomo}} acquires Austrian e-commerce solution provider Fine Trade.<ref>{{cite web |title=Japan’s NTT Docomo Buys Fine Trade, An Austrian E-Commerce Solution Provider, For ‘Several Tens Of Millions Of Euros’ |url=https://techcrunch.com/2013/08/27/ntt-docomo-buys-e-commerce-solution-provider-fine-trade-to-build-out-business-in-europe/ |website=techcrunch.com |accessdate=16 October 2019}}</ref><ref name="crunchbase.com"/>
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| 2013 || October || Renaming || {{w|NTT DoCoMoDocomo}}, Inc. changes official name to {{w|NTT DOCOMODocomo}}, INC.<ref name="History"/>
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| 2014 || January || {{w|Venture capital}} || {{w|NTT DOCOMODocomo}} establishes a JPY 10 billion venture fund, NTT Investment Partners Fund II, L.P. (NTT-IP Fund II).<ref name="Historyh"/>
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| 2014 || || Administration || {{w|NTT DOCOMODocomo}} establishes Cloud Business Division, DOCOMO IT Systems Division, DOCOMO IT Infrastructure Division, DOCOMO Business Division, Legal & Contract Department, Internal Audit Department, and a Quality Control Department.<ref name="docomo-sys.co.jp"/>
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| 2014 || July || Program launch || {{w|NTT DOCOMODocomo}} starts operating new business co-creation program in cooperation with startup, 39works.<ref name="Historyh"/>
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| 2014 || || Service || Under Civil Protection Law of Japan, Docomo begins offering a service called the "Area Mail Disaster and Evacuation Information Service" which broadcasts {{w|J-Alert}} messages (including Earthquake Early Warning) produced by the Japan Fire and Disaster Management Agency to its subscribers with compatible handsets (e.g. Sony XPERIA, iPhone 5s, Samsung Galaxy).<ref>{{cite web|url=https://www.nttdocomo.co.jp/info/news_release/2014/03/28_00.html|title=緊急速報「エリアメール」、及び「緊急速報メール」を利用した国民保護に関する情報の配信を開始|accessdate=12 September 2019}}</ref>
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| 2014 || October || || {{w|NTT DOCOMODocomo}} Successfully Trials network functions virtualization NFV Using Multi-vendors' Virtualization Systems.<ref>{{cite web |title=DOCOMO Successfully Trials NFV Using Multi-vendors' Virtualization Systems |url=https://www.nttdocomo.co.jp/english/info/media_center/pr/2014/1014_00.html |website=nttdocomo.co.jp |accessdate=28 October 2019}}</ref>
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| 2015 || || Administration || {{w|NTT DOCOMODocomo}} establishes its IT Security Division.<ref name="docomo-sys.co.jp"/>
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| 2015 || March 27 || Service || {{w|NTT DOCOMODocomo}} launches Premium 4G, a {{w|LTE Advanced}} service.<ref>{{cite web |title=DoCoMo starts on March 27 on "PREMIUM 4G" of the fastest 225 Mbps in Japan, in which the file DL speed exceeds 1.5 times the LTE |url=https://gigazine.net/gsc_news/en/20150225-lte-advanced-docomo-premium-4g/ |website=gigazine.net |accessdate=28 October 2019}}</ref>
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| 2015 || May 13 || Service || {{w|NTT DOCOMODocomo}} announces integration of DOCOMO's dmarket services with social networking functions offered by {{w|Facebook}}.<ref>{{cite web |title=DOCOMO to Integrate Mobile Services with Facebook |url=https://www.nttdocomo.co.jp/english/info/media_center/pr/2015/0513_00.html |website=nttdocomo.co.jp |accessdate=19 January 2020}}</ref>
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| 2015 || October 1 || Merger || DOCOMO Capital announces its merger with DOCOMO Innovations.<ref>{{cite web |title=GATEWAY TO JAPAN |url=https://www.docomoinnovations.com/ |website=docomoinnovations.com |accessdate=18 November 2019}}</ref>
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| 2015 || Year round || Financial || {{w|NTT DOCOMODocomo}} generates JPY 4.4 trillion in annual revenue, down from JPY 4.5 trillion recorded in 2014.<ref name="Careers at NTT DoCoMo"/>
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| 2016 || April || || {{w|NTT DOCOMODocomo}} shifts new business co-creation program 39works to NTT DOCOMO.<ref name="Historyh"/>
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| 2016 || || Acquisition || {{w|NTT DOCOMODocomo}} acquires "Kurumin", a next generation support certification logo.<ref name="docomo-sys.co.jp"/>
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| 2017 || January || International expansion || {{w|NTT DOCOMODocomo}} launches its NTT DOCOMO Ventures' {{w|Silicon Valley}} branch in the United States.<ref name="Historyh"/>
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| 2017 || || Acquisition || {{w|NTT DOCOMODocomo}} acquires the highest position of "Eruboshi", based on Act to advance women's success in their working life.<ref name="docomo-sys.co.jp"/>
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| 2017 || February || Product || {{w|NTT DOCOMODocomo}} announes a new {{w|eSIM}} platform that would enable companion consumer devices embedded with subscriber identity modules (eSIM), including tablets and wearables, to connect to mobile networks through remote provisioning of the profile.<ref>{{cite web |title=DOCOMO Develops eSIM Platform for Consumer Devices |url=https://www.nttdocomo.co.jp/english/info/media_center/pr/2017/0223_00.html |website=nttdocomo.co.jp |accessdate=12 November 2019}}</ref>
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| 2017 || February 27 || Partnership || {{w|Qualcomm Technologies}}, {{w|Ericsson}}, and {{w|NTT DOCOMODocomo}} announce collaboration on {{w|5G}} New Radio (NR) trials to accelerate wide-scale 5G deployments in Japan.<ref>{{cite web |title=Qualcomm, Ericsson, and NTT DOCOMO announce collaboration on 5G NR trials to accelerate wide-scale 5G deployments in Japan |url=https://www.nttdocomo.co.jp/english/info/media_center/pr/2017/0227_02.html |website=nttdocomo.co.jp |accessdate=19 January 2020}}</ref>
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| 2017 || May || Service || {{w|NTT DOCOMODocomo}} launches {{w|5G}} trial networks at {{w|Aomi}}, {{w|Odaiba}} (Tokyo Waterfront City) and the area around {{w|Tokyo Skytree}}.
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| 2017 || October || {{w|Venture capital}} || {{w|NTT DOCOMODocomo}} establishes a JPY 15 billion new venture fund, DOCOMO Innovation Fund II, L.P.<ref name="Historyh"/>
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| 2017 || November 28 || Product || In collaboration with international digital security company {{w|Gemalto}}, NTT DOCOMO announces development of the world's first multi-profile SIM "for use through multi-carrier collaborations that can allow users to switch between profiles, which include data such as contract information and telephone numbers, on their smartphone or tablet in each country."<ref>{{cite web |title=DOCOMO Develops Multi-Profile SIM for Smartphones and Tablets |url=https://www.nttdocomo.co.jp/english/info/media_center/pr/2017/1128_00.html |website=nttdocomo.co.jp |accessdate=12 November 2019}}</ref>
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| 2018 || || Administration || {{w|NTT DOCOMODocomo}} Establishes {{w|IoT}} Division, Sales Channel Promotion Division Certified as a Health and Productivity Management Organization (White 500).<ref name="docomo-sys.co.jp"/>
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| 2018 || || Recognition || {{w|NTT DOCOMODocomo}} receives the Certification of Silver (Gin-no-Nintei).<ref name="docomo-sys.co.jp"/>
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| 2018 || March 16 || Technology || {{w|NTT DOCOMODocomo}} announces the launch of an {{w|AI}} engine that "quickly, simply and accurately analyzes shelf allocation in stores and warehouses using photos taken with smartphones and other common devices".<ref>{{cite web |title=DOCOMO Launches AI Engine for Fast, Accurate Shelf Analysis |url=https://www.nttdocomo.co.jp/english/info/media_center/pr/2018/0316_00.html |website=nttdocomo.co.jp |accessdate=19 January 2020}}</ref>
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| 2018 || May 9 || || {{w|NTT DOCOMODocomo}} announces that together with {{w|NEC Corporation}} and {{w|Nippon Telegraph and Telephone Corporation}} (NTT) it has achieved what is considered to be the first successful 28 GHz wireless data transmission between a {{w|5G}} base station and a 5G mobile station in 5G field trials using a car moving at 305 km/h.<ref>{{cite web |title=DOCOMO Achieves World's First 5G Wireless Data Transmission in Ultra-high-mobility Environment Exceeding 300 km/h |url=https://www.nttdocomo.co.jp/english/info/media_center/pr/2018/0509_00.html |website=nttdocomo.co.jp |accessdate=19 January 2020}}</ref>
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| 2019 || June 26 || || {{w|China Mobile}} and {{w|NTT DOCOMODocomo}} announce launch of an eSIM solution to enable cross-vendor SIM profile switching from DOCOMO to China Mobile.<ref>{{cite web |title=China Mobile and NTT DOCOMO to Launch World's First IoT Multi-vendor eSIM Solution |url=https://www.nttdocomo.co.jp/english/info/media_center/pr/2018/0626_01.html |website=nttdocomo.co.jp |accessdate=19 January 2020}}</ref>
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| 2018 || July || {{w|Venture capital}} || {{w|NTT DOCOMODocomo}} establishes a JPY 20 billion venture fund, NTT Investment Partners Fund III, L.P. (NTT-IP Fund III).<ref name="Historyh">{{cite web |title=History |url=https://www.nttdocomo-v.com/en/history/ |website=nttdocomo-v.com |accessdate=15 October 2019}}</ref>
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| 2018 || || Recognition || {{w|NTT DOCOMODocomo}} manages employee health from business management standpoint and is certified “White 500” Recognition for Excellence in Health and Productivity Management.<ref name="Labor Practices">{{cite web |title=Labor Practices |url=https://www.nttdocomo.co.jp/english/binary/pdf/corporate/csr/about/pdf/e_csr2018w_008.pdf |website=nttdocomo.co.jp |accessdate=15 October 2019}}</ref>
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| 2018 || November 29 || Research || {{w|NTT DOCOMODocomo}} and {{w|Toyota}} announce successful joint control of the Toyota-developed T-HR31 humanoid robot in trials using {{w|5G}} under a test environment with control from a remote location.<ref>{{cite web |title=DOCOMO and Toyota Conduct Successful Remote Control of T-HR3 Humanoid Robot Using 5G |url=https://www.nttdocomo.co.jp/english/info/media_center/pr/2018/1129_01.html |website=nttdocomo.co.jp |accessdate=19 January 2020}}</ref>
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| 2018 || December 28 || Acquisition || {{w|NTT DOCOMODocomo}} acquires Conobie, a Japanese website about parenting that provides articles and short comics about pregnancy, childbirth, childcare, and parenting.<ref name="crunchbase.com"/><ref>{{cite web |title=Like BabyCenter, L.L.C. |url=https://mandasoft.com/acquisition/?viewmodes=1&acquisitionID=71312&title=Everyday_Health_Inc__acquired_BabyCenter_LLC |website=mandasoft.com |accessdate=28 October 2019}}</ref>
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| 2019 || February 4 || Technology || {{w|NTT DOCOMODocomo}} announces development of the world's first 8K 3D {{w|virtual reality}} system for live video streaming and viewing at 60 frames per second (fps) over {{w|5G}} mobile communications.<ref>{{cite web |title=DOCOMO Develops World's First 360-degree 8K 3D VR System for Live Video Streaming and Viewing at 60 fps |url=https://www.nttdocomo.co.jp/english/info/media_center/pr/2019/0204_00.html |website=nttdocomo.co.jp |accessdate=19 January 2020}}</ref>
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| 2019 || February 18 || Recognition || {{w|NTT DOCOMODocomo}} is ranked as the leading mobile operator in the world in terms of applications for candidate standard-essential patents (SEPs) for the new fifth-generation ({{w|5G}}) mobile communication standard. The company is also ranked first in terms of 5G technical proposals (contributions). The rankings are based on a study conducted by Japanese firm Cyber Creative Institute Co.<ref>{{cite web |title=DOCOMO Ranked World's Top Mobile Operator in 5G SEP Applications and Contributions to 5G Standard |url=https://www.nttdocomo.co.jp/english/info/media_center/pr/2019/0218_01.html |website=nttdocomo.co.jp |accessdate=19 January 2020}}</ref>
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| 2019 || May 29 || Technology || {{w|NTT DOCOMODocomo}}, {{w|AGC Inc.}} and {{w|Ericsson}} announce having achieved the world's first {{w|5G}} mobile telecommunications using an antenna embedded in synthetic fused silica glass to transmit and receive 28 GHz 5G radio signals for stable, high-speed mobile communication in buildings, vehicles and trains.<ref>{{cite web |title=DOCOMO, AGC and Ericsson Achieve World's First 5G Communication Using Glass Antenna for 28 GHz |url=https://www.nttdocomo.co.jp/english/info/media_center/pr/2019/0529_00.html |website=nttdocomo.co.jp |accessdate=19 January 2020}}</ref>
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| 2019 || July 31 || Product || {{w|NTT DOCOMODocomo}} announces development of an {{w|application programming interface}} for its docomo sky drone-operation platform and uses the API to "successfully integrate docomo sky with NEXSYS-ONE's tower maintenance platform in a joint trial, demonstrating the possibility to use drones for automated inspections and maintenance of mobile-network base-station towers."<ref>{{cite web |title=DOCOMO Develops Drone Platform API for Expanded Drone Applications |url=https://www.nttdocomo.co.jp/english/info/media_center/pr/2019/0731_00.html |website=nttdocomo.co.jp |accessdate=19 January 2020}}</ref>
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| 2019 || || Administration || {{w|NTT DOCOMODocomo}} Establishes Sales Channel Promotion Department, Security Operation Center, Web Systems Department, SE & Business Support Center, Human Resources and Development Department, and Western Branch.<ref name="docomo-sys.co.jp"/>
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| 2019 || May 17 || Product || {{w|NTT DOCOMODocomo}} announces development of a [[w:Unmanned aerial vehicle|drone]] that is propelled safely through the air with ultrasonic vibrations, which make it appropriate for concert halls and other indoor spaces.<ref>{{cite web |title=DOCOMO Develops Safe, Blade-free Drone Propelled with Ultrasonic Vibrations |url=https://www.nttdocomo.co.jp/english/info/media_center/pr/2019/0517_00.html |website=nttdocomo.co.jp |accessdate=19 January 2020}}</ref>
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| 2019 || May 23 || Research || {{w|NTT DOCOMODocomo}} announces research in collaboration with {{w|Tohoku University}}, of an artificial-intelligence technology to detect {{w|periodontal disease}} simply by photographing a person's gums with a {{w|smartphone}}.<ref>{{cite web |title=Tohoku University and DOCOMO Launch Research Project to Develop Artificial-intelligence Technology for Periodontal Disease Detection |url=https://www.nttdocomo.co.jp/english/info/media_center/pr/2019/0523_00.html |website=nttdocomo.co.jp |accessdate=19 January 2020}}</ref>
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| 2019 || September 2 || Technology || {{w|NTT DOCOMODocomo}} announces having joined the 5G Alliance for Connected Industries and Automation (5G-ACIA) "with the aim of further advancing the use of 5G technology in the manufacturing sector".<ref>{{cite web |title=DOCOMO Joins 5G Alliance for Connected Industries and Automation |url=https://www.nttdocomo.co.jp/english/info/media_center/pr/2019/0902_00.html |website=nttdocomo.co.jp |accessdate=19 January 2020}}</ref>
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| 2019 || September 30 || Technology || {{w|NTT DOCOMODocomo}} announces achievement of the world's first 28 GHz-band {{w|5G}} mobile communications between base stations and a high-speed bullet train during experimental trials to verify further enhancement of 5G in collaboration with Central [[w:Japan Railways Group|Japan Railway Company]].<ref>{{cite web |title=DOCOMO Achieves World's First 5G Communication Between High-speed Bullet Train and Experimental Base Stations |url=https://www.nttdocomo.co.jp/english/info/media_center/pr/2019/0930_00.html |website=nttdocomo.co.jp |accessdate=19 January 2020}}</ref>
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| 2019 || December 5 || Research || {{w|NTT DOCOMODocomo}} and {{w|Kyoto University}} announce joint development of what is believed to be the world's first {{w|artificial intelligence}}-based system for inspecting bridges based on vehicle weights and structural deflection estimated from video footage.<ref>{{cite web |title=DOCOMO and Kyoto University develop world's first AI system to detect bridge deterioration using video-based vehicle weights and structural deflection |url=https://www.nttdocomo.co.jp/english/info/media_center/pr/2019/1205_00.html |website=nttdocomo.co.jp |accessdate=19 January 2020}}</ref>
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| 2019 || December 20 || Acquisition || {{w|NTT DOCOMODocomo}} announces purchase of all shares of {{w|docomo Healthcare, Inc.}} and make it a wholly owned subsidiary of NTT DOCOMO.<ref>{{cite web |title=NTT DOCOMO to Absorb docomo Healthcare in Simplified, Short-form Merger |url=https://www.nttdocomo.co.jp/english/info/media_center/pr/2019/1220_01.html |website=nttdocomo.co.jp |accessdate=19 January 2020}}</ref>
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| 2020 || January 17 || Product || {{w|NTT DOCOMODocomo}} announces world's first trial of a prototype transparent dynamic metasurface using 28 GHz 5G radio signals. The prototype is a collaboration with glass manufacturing company {{w|AGC Inc.}}<ref>{{cite web |title=DOCOMO Conducts World's First Successful Trial of Transparent Dynamic Metasurface |url=https://www.nttdocomo.co.jp/english/info/media_center/pr/2020/0117_00.html |website=nttdocomo.co.jp |accessdate=19 January 2020}}</ref>
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| 2020 || July || Infrastructure || {{w|NTT DOCOMODocomo}} plans to have {{w|5G}} base stations in all 47 Japanese prefectures by this time.<ref name="venturebeat.com">{{cite web |title=NTT Docomo moves up Japan-wide 5G to June 2020, offers early access |url=https://venturebeat.com/2019/09/19/ntt-docomo-moves-up-japan-wide-5g-to-june-2020-offers-early-access/ |website=venturebeat.com |accessdate=18 November 2019}}</ref>
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| 2021 || Spring || Infrastructure || {{w|NTT DOCOMODocomo}} plans to reach a total of 10,000 {{w|5G}} base stations by this time.<ref name="venturebeat.com"/>
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| 2026 || March || Service shutdown || {{w|NTT DOCOMODocomo}} plans to discontinue its internet-capable mobile phone system {{w|i-mode}} (introduced in 1999) by this time, due to a dwindling number of users.<ref>{{cite web |title=NTT Docomo to discontinue decades-old i-mode, world's first mobile internet service, in 2026 |url=https://www.japantimes.co.jp/news/2019/10/29/business/tech/ntt-docomo-discontinue-decades-old-mode-worlds-first-mobile-internet-service-2026/#.XdLzPNX0mUk |website=japantimes.co.jp |accessdate=18 November 2019}}</ref>
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