Value,
born from play.
We find possibilities that have not yet taken shape,
and grow them into value the world can reach.
What We Do
- 01
Advising management
As an advisor or outside director, alongside the decisions management has to make, new businesses and branding among them.
- 02
AI advisory and training
Helping organisations adopt AI, from a plan suited to their work to employee training and everyday use.
- 03
PLAY BUILD Open
Become a founder who can build with AI. A focused two-month programme to decide what to create together and bring it to life with your own hands.
Explore PLAY BUILD - 04
Value from culture
Art, tea gatherings, and projects in Japanese culture.
Works
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Osamu Ise led the app launch and UI/UX direction. PLAY handled monetization, including ad technology and brand collaborations.
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Outside Director 2021–
From growth, through joining the PR TIMES group, to the turnaround that followed. In two years, operating profit moved from about 100 million yen in losses to 70 million yen in profit.
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Tokyo Metropolitan Government APT Women
Mentor 2025–Mentor for the Tokyo Metropolitan Government’s programme for growing women-led startups.
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Nippon Television Network
Social Media Advisor 2020–Advised on social media strategy for official programme accounts.
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Kitayama Tokanen
Overseas expansion 2021–Inbound visitors and online sales for a long-established stone workshop in Kyoto.
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Training
AI adoption and AI-driven developmentA hands-on AI-driven development class for business owners (about 20 owners, each publishing a service within three hours), AI training with docomo gacco for small companies in Nagano and the Noto Peninsula, and others.
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Talks
Companies and schoolsdocomo, KDDI, Recruit, Nippon Television, Keio University SFC Graduate School, Hokkaido University, and others.
Talks and press ossam.jp -
Production support
Drama and filmRich Man, Poor Woman (Fuji TV), The New King (TBS), Startup Girls (film) , and others.
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Tea and art
ProjectsTea gatherings and exhibitions, planned and held in Japan and abroad.
Works by Osamu Ise ossam.jp
Founder
Representative Director
Osamu Ise伊勢 修
Graduated in economics from Keio University. After Nippon Television and Opt, he co-founded HALO Inc. in 2008 and served as COO. The apps he has produced, bokete (8 million downloads) among them, total 10 million downloads. He founded this company in 2013. Director of Omoroki Inc., outside director of NAVICUS Inc. Lives in Miyota, Nagano.
Press
NHK “Close-up Gendai” / TV Tokyo “World Business Satellite” / Forbes JAPAN / Nikkei Business Associé / Diamond Online
Company
- Name
- PLAY Inc. (プレイ株式会社)
- Representative
- Osamu Ise, Representative Director
- Founded
- February 1, 2013
- Location
- Miyota, Kitasaku, Nagano, Japan
- Business
- Planning and development of new businesses and services, management advisory, service development with AI, and projects in culture and art
- Corporate number
- 5010901031765
Let’s talk.
We welcome enquiries about PLAY BUILD, management and AI advisory, and training.