nanapi, Inc
AcquiredFounded 2014 · 159 employees on LinkedIn · 1 known investors
Supership is a KDDI group company operating marketing solutions (video ad delivery, ad revenue optimization, and carrier-data marketing platforms) and data solutions (retail media CX and media monetization tools for e-commerce and physical stores, plus a corporate SMS delivery service). Positioned as a data technology company, it uses data and technology to help enterprises convert their data into a business resource, with a privacy-first approach.
Also known as nanapi · Nanapi, Inc. · rocketstart inc. · Supership
Founders & leadership
Investors · 1
Company profile
researched Aug 2026nanapi, Inc is a Tokyo-based internet company founded in November 2007 (originally under the name rocketstart inc.) that operated nanapi, a web media service for sharing "how to" and everyday life-hack knowledge. The company was headquartered in Minami-Aoyama, Minato-ku, Tokyo, and is categorized in the internet software and services sector.
Following its 2014 acquisition by KDDI Corporation, the business continues under the company name Supership, which presents itself as a data technology company organized around two business lines: marketing solutions and data solutions. Supership's current product portfolio referenced on its site includes the public DMP "Fortuna", the corporate messaging service KDDI Message Cast, retail media and point-based tools such as Supership Touch Gift, and CX consulting services.
Business model
Originally a consumer web media business built around the nanapi "how to" knowledge-sharing site. Under the Supership identity, the business is organized into a marketing solution segment and a data solution segment serving corporate clients.
Latest developments
Supership announced that its public DMP Fortuna added TikTok integration for phone numbers and email addresses, its fifth media integration after Meta, LINE Yahoo, Google and X, and that KDDI Message Cast would exhibit and present at FIT Osaka 2026, covering RCS messaging combined with Agentforce for financial-sector digital transformation.
▸Full profile — market position, technology, go-to-market, geography, history
Market position
Backed by Globis Capital Partners from 2010 and acquired by KDDI Corporation in 2014; positioned today as a data technology company within the KDDI group.
Technology
Web media platform for how-to content; Supership operates the public DMP "Fortuna", which supports linking phone numbers and email addresses to advertising platforms including Meta, LINE Yahoo, Google, X and TikTok, and the KDDI Message Cast corporate message delivery service using RCS and AI-based interactive messaging.
Go-to-market
Consumer readers of the nanapi how-to media; under Supership, enterprise clients in areas such as digital marketing, retail media, finance and telecommunications.
Geography
Japan; headquartered in Tokyo (Tatsumura Aoyama Mansion, 5-4-35 Minami-Aoyama, Minato-ku, Tokyo 107-0062).
History
nanapi, Inc was founded in November 2007 and operated the "how to" sharing web media nanapi. Globis Capital Partners made its initial investment in the company (then rocketstart inc.) in October 2010, announcing the investment in November 2010. In October 2014 the company was acquired by KDDI Corporation, with Globis Capital Partners exiting its entire stake on 2014-10-16. The company subsequently operates under the Supership name and the supership.jp domain.
Compiled by commissioned research from 4 cited public sources — announcements, filings, and press listed under research sources below.
Timeline · 4
launches, deals, and filingsSupership announced that its corporate message delivery service KDDI Message Cast would exhibit and present at FIT Osaka 2026 (financial international information technology exhibition) on September 3-4, covering RCS messaging and Agentforce for financial-sector DX.
Supership's public DMP Fortuna added support for linking phone numbers and email addresses to TikTok, its fifth media integration after Meta, LINE Yahoo, Google and X.
nanapi, Inc was acquired by KDDI Corporation; Globis Capital Partners exited its entire stake in the company.
Globis Capital Partners announced an investment in rocketstart inc., operator of the "how to" sharing web media nanapi; the initial investment is dated October 2010.
Dated company events from announcements, filings, and press; legal rows summarize public dockets and regulator releases.
▸Research sources · 4
primary sources listed
- nanapi, Incsupership.jp · web
4 public sources were cited for this profile; the first-party ones are listed here.
Frequently asked questions
- What does nanapi, Inc do?
- Japanese operator of the "how to" web media nanapi, acquired by KDDI in 2014 and now operating as Supership.
- Who are nanapi, Inc's investors?
- nanapi, Inc's investors include Globis Capital Partners.