# Top 10 Art Angel Investors in Japan in May 2026

## Ryosuke Matsumoto
- Type: Angel
- Relevant deals: 2
- Stages: Seed, Angel, Series A
- Focus: Art, Reservations, Software

Ryosuke Matsumoto is the founder and CEO of Community Factory Inc.Ryosuke is born in Kanagawa Prefecture in 1981. He joined launching of the publication venture company, and ran a cafe while he was attending Chuo University in Tokyo. Since he joined launching the social media venture company in 2004, he has been in social media business. In2006, Ryosuke founded Community Factory Inc. which specialized in planning and operating social media and blog services.Community Factory started to specialize in social application for mobile from 2009, and Community Factory draw investments of around 4.5 million US dollars from venture capitals and mixi inc. then the biggest social media in Japan. DECOPIC, Community Factory's one of the apps for smartphone, has been downloaded 6 million times in the 6 months since its release, and it is rapidly gaining users mainly in Asian countries.In Sep 2012, Ryosuke and other stock holders sold Community Factory to Yahoo Japan Corp., and he remains as CEO of Community Factory.

## Ryutaro Katayama
- Type: Angel
- Relevant deals: 1
- Stages: Series A
- Focus: Art, Blockchain, Information Technology

He holds a BA in Economics and a Master of Sociology from Keio University and an MBA from Harvard Business School.
After regenerating many companies as president, he served as a representative of Giuliani Partners Japan and the president of Japan's oldest and largest art auction company Christie's Japan.
He has also served as a number ofprominent corporate outside directors and director of art groups. Participated in the creation of Whiz Partners, a leading venture capital firm, and is still a managing partner of international venture capital.

## Kunihiro Tanaka
- Type: Angel
- Location: Osaka, Osaka, Japan
- Relevant deals: 1
- Stages: Seed, Angel
- Focus: Art, Gaming, Sports

Kunihiro Tanaka is a President/CEO of Sakura Internet Inc.

## Kazuma Yamauchi
- Type: Angel
- Relevant deals: 1
- Stages: Seed, Angel
- Focus: Content, Art, Social Media

Kazuma Yamauchi

## Sachiko Kuno
- Type: Angel
- Relevant deals: 1
- Stages: Angel
- Focus: Art, Social Media, Museums and Historical Sites

Sachiko Kuno - Co-Founder, President & CEO @ Halcyon Incubator

## Mai Fujimoto
- Type: Angel
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 1
- Stages: Seed, Series A
- Focus: Blockchain, Marketplace, Art

Mai Fujimoto is known domestically and internationally as Miss Bitcoin. She has been promoting the spread of Bitcoin around the world since 2011.

## Taiga Matsuyama
- Type: Angel
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 1
- Stages: Seed, Angel, Series A
- Focus: Software, E-Commerce, Internet

Taiga Matsuyama graduated form Waseda University, Matsuyama has been engaged in venture company support for more than ten years in Tokyo, after experience as a consultant at Accenture.Matsuyama became one of the board member of NetAge, Inc (IPO 2006), start-up incubator known by having invested in MIXI – Japanese top SNS and support severalstart-up companies.He also has contributed to the activity for create the start-up eco-system in Tokyo through the NPO Organization BVA (Bit Valley Association). Currently he has established Kronos Fund with angel investors, venture capital fund for investment in emerging early-stage companies.Kronos Fund has invested in more than 20 companies.

## Sotaro Karasawa
- Type: Angel
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 1
- Stages: Seed, Pre-Seed, Series B
- Focus: Blockchain, Art, Travel

Sotaro Karasawa - Chief Technology Officer @ STAR FESTIVAL

## Shota Horii
- Type: Angel
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 1
- Stages: Seed
- Focus: Information Technology, Internet, Art

Shota Horii

## Oki Matsumoto
- Type: Angel
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 1
- Stages: Angel, Seed, Series A
- Focus: Information Technology, Cryptocurrency, FinTech

Oki Matsumoto began his career at Salomon Brothers Asia Limited in April 1987. He then joined Goldman Sachs Japan Co., Ltd. in April 1990 and was appointed General Partner of The Goldman Sachs Group, L.P. in November 1994. As a General Partner, he was Co-Head of its Tokyo Branch’s FX & Fixed Income Business and was in charge of FX and fixedincome products and the related risk management. It was in April 1999 that Matsumoto jointly established (the former) Monex, Inc. with Sony Corporation. In August 2004, Matsumoto become the Representative Director and CEO of the Company (former name: Monex Beans Holdings, Inc.) upon its formation through management integration of Monex, Inc. and Nikko Beans Inc. He was named the Representative Director, Chairman and CEO of the Company in February 2011 and then assumed his current position in June 2013.

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