About MEDIA DO
Company Information
Overview
- Company Name
- MEDIA DO Co., Ltd.
- Date of Foundation / Date of Establishment
- June 1, 1994 / April 1, 1999
- Management Team
-
President and CEO Yasushi Fujita Director and COO Kayoko Hanamura Director Koichi Sekiya Director Hiroshi Kanda Outsider Director Ayako Kanamaru Outsider Director Haruo Miyagi Outsider Director Junko Mokuno
- Business Activities
- Digital content distribution, system development and supply, planning, production and sales of books, printed matter, video, audio, etc., and research and development, research, operation, consulting, etc.
- Capital
- ¥6,019 million (As of February 28, 2026)
- Location
-
Head Office: 5F/8F, PALACESIDE Bldg., 1-1-1 Hitotsubashi, Chiyoda-ku, Tokyo 100-0003, Japan
Tokushima Kito Office: 5-23 Kitowamuda Iwatsushi, Naka-Cho, Naka-gun, Tokushima Prefecture 771-6403, Japan - Banks
- Sumitomo Mitsui Trust Bank, Limited / Resona Bank, Limited / MUFG Bank Ltd. / Mizuho Bank, Ltd. / Sumitomo Mitsui Banking Corporation / The Awa Bank, Limited / and THE TOKUSHIMA TAISHO BANK, Ltd. (no particular order)
- Accounting Auditor
- Avantia G.P.
Group Companies

MEDIA DO TECH TOKUSHIMA Co., Ltd.
JapanAs part of the MEDIA DO Group, MEDIA DO TECH TOKUSHIMA drives software development and operational support for eBook distribution, leveraging cutting-edge IT technologies from Tokushima.
Location/6F, Amico Bldg., 1-5 Terashima Honcho Nishi, Tokushima-shi, Tokushima
President and CEO/Kayoko Hanamura
URL:https://www.mdtt.jp/
Location/6F, Amico Bldg., 1-5 Terashima Honcho Nishi, Tokushima-shi, Tokushima
President and CEO/Kayoko Hanamura
URL:https://www.mdtt.jp/

NIHONBUNGEISHA Co.,Ltd.
JapanNIHONBUNGEISHA is a publisher with a 60-year history since its first serialization. In addition to the publication and sales of comics, practical books, novels, and magazines, including the men's manga magazine Weekly Manga Goraku, NIHONBUNGEISHA promotes media mix initiatives such as film and TV adaptations of hit titles and operates the free manga site Goraku Web!.
Location/8F, PALACESIDE Bldg., 1-1-1 Hitotsubashi, Chiyoda-ku, Tokyo
President and CEO/Hibiki Takemura
URL:https://www.nihonbungeisha.co.jp/
Location/8F, PALACESIDE Bldg., 1-1-1 Hitotsubashi, Chiyoda-ku, Tokyo
President and CEO/Hibiki Takemura
URL:https://www.nihonbungeisha.co.jp/

Flier Inc.Japan
Flier operates "flier," a service that curates books essential for business professionals and provides summaries readable in about 10 minutes, and "flier business," a corporate service designed to encourage autonomous learning and foster a culture of learning within organizations. The company also offers "flier Growth Organization Navi," which supports talent development and corporate growth through employee surveys.
Location/8F, PALACESIDE Bldg., 1-1-1 Hitotsubashi, Chiyoda-ku, Tokyo
President and CEO/Yasushi Ohga
URL:https://www.flierinc.com/
Location/8F, PALACESIDE Bldg., 1-1-1 Hitotsubashi, Chiyoda-ku, Tokyo
President and CEO/Yasushi Ohga
URL:https://www.flierinc.com/

GAMBAROU TOKUSHIMA Co., Ltd.
JapanCorporation operating the TOKUSHIMA GAMBAROUS basketball club, which aims to revitalise the local community through sports promotion.
Location/5-23 Kitowamuda Iwatsushi, Naka-Cho, Naka-gun, Tokushima
President/Yasushi Fujita
President and CEO/Ikuto Usuki
URL:https://gambarous.jp/
Location/5-23 Kitowamuda Iwatsushi, Naka-Cho, Naka-gun, Tokushima
President/Yasushi Fujita
President and CEO/Ikuto Usuki
URL:https://gambarous.jp/

Media Do International, Inc.
OverseasEstablished in 2016 in California as MEDIA DO’s overseas base. MD-i provides comprehensive support to bring Japanese works to global audiences, including translation, distribution to overseas eBook retailers, and marketing and promotional initiatives.
Location/9920 Pacific Heights Blvd., Suite 150, San Diego, CA, 92121
President and CEO/Daihei Shiohama
Location/9920 Pacific Heights Blvd., Suite 150, San Diego, CA, 92121
President and CEO/Daihei Shiohama

Firebrand Technologies
OverseasConduct of publishing workflow management and bibliographic information management services.
Location/44 Merrimac St Ste 22, Newburyport, MA, 01950
CEO/Angela Bole
URL:https://firebrandtech.com/
Location/44 Merrimac St Ste 22, Newburyport, MA, 01950
CEO/Angela Bole
URL:https://firebrandtech.com/

NetGalley, LLC
OverseasOperate the NetGalley website, which is a web marketing tool for books.
Location/44 Merrimac St Ste 22, Newburyport, MA, 01950
CEO/Angela Bole
URL:https://www.netgalley.jp/
Location/44 Merrimac St Ste 22, Newburyport, MA, 01950
CEO/Angela Bole
URL:https://www.netgalley.jp/

Supadü LimitedOverseas
Provision of web design, eCommerce and data solutions for Trade Publishers, University Presses, Journals & Educational Publishers.
Location/c/o WeWork, 30 Stamford Street, London SE1 9LQ
President/Sarah Arbuthnot
URL:https://www.supadu.com/
Location/c/o WeWork, 30 Stamford Street, London SE1 9LQ
President/Sarah Arbuthnot
URL:https://www.supadu.com/

Seven Seas Entertainment, LLCOverseas
A leading North American independent publisher specializing in the translation and publication of Japanese manga and light novels. Through an alliance with Penguin Random House, Seven Seas maintains an extensive distribution network reaching bookstores worldwide.Location/Los Angeles, California, USA
Founder & CEO/Jason DeAngelis
URL:https://sevenseasentertainment.com/
Founder & CEO/Jason DeAngelis
URL:https://sevenseasentertainment.com/