# Top 10 Construction Angel Investors in Japan in June 2026

## Fumiaki Koizumi
- Type: Angel
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 3
- Stages: Seed, Series A
- Focus: Internet, E-Commerce, Information Technology

Fumiaki Koizumi - Executive Director @ Mercari

## Hidetoshi Takano
- Type: Angel
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 2
- Stages: Seed, Angel
- Focus: Internet, Information Technology, Content

Joined Intelligence in 1999. Established Key Players Inc. in 2005. Consultation with more than 3,000 managers and career counseling for more than 10,000 individuals. In addition, we have invested in more than 55 outside directors, advisors and angels in Silicon Valley and Bangladesh in Japan. Over 100 lectures on careers, entrepreneurship andstartups.

## Ayataro Nakagawa
- Type: Angel
- Relevant deals: 1
- Stages: Seed, Angel
- Focus: Internet, Software, Content

2011 At university, participated in the founding period as a director of Atcole Co., Ltd., and started the web service experience.2012 Founded Peroli Co., Ltd.,
which operates a curation platform for women "MERY" .2014 Founded Peroli
Co., Ltd. Sold to DeNA
2015 Jointly established Tokyo Founders Fund as an angel investor and startedinvesting in startups in Japan and overseas
2019 Appointed outside director of FIREBUG Co., Ltd.

## Kenji Endo
- Type: Angel
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 1
- Stages: Seed, Angel
- Focus: Apps, Fitness, Internet

Kenji Endo - Director @ Japan Business Systems

## Kotaro Chiba
- Type: Angel
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 1
- Stages: Seed, Series A
- Focus: Content, Information Technology, Travel

Kotaro Chiba is the founder of ChibaDojo Fund. Kotaro Chiba attended Keio University.

## Kobayashi Toshihito
- Type: Angel
- Location: Kameyama, Mie, Japan
- Relevant deals: 1
- Stages: Seed, Angel
- Focus: Art, Baby, Real Estate

Born in 1977, his family was originally a rice farmer in Kameyama City, Mie Prefecture. He was involved in the development of online games at Community Engine Co., Ltd., from the Graduate School of Informatics, Kyoto University. After he became a director of the Company in 2003, he moved to Beijing to establish a subsidiary and became CEO. Hereturned to Japan in February 2007. He served as Technical Director of ONE-UP Co., Ltd. in May 2010, and moved to Aiming in June 2011. He was appointed Chief Technology Officer in May 2013 and listed on TSE Mothers in April 2015. In September 2017, he founded ukka Co., Ltd. and assumed the position of President.

## Ryosuke Matsumoto
- Type: Angel
- Location: Minato, Chiba, Japan
- Relevant deals: 1
- Stages: Seed, Angel, Series A
- Focus: Art, Software, Reservations

Ryosuke Matsumoto is the Founder / CEO at Kankak. Ryosuke Matsumoto attended Chuo University.

## Hideto Fujino
- Type: Angel
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 1
- Stages: Seed, Series A
- Focus: Travel, Reservations, Real Estate

Hideto Fujino - President, Cheif Investment Officer @ Rheos

## Takashi Nagao
- Type: Angel
- Relevant deals: 1
- Stages: Seed, Pre-Seed, Series A
- Focus: SNS, Video, Brewing

Takashi Nagao

## Yusuke Sato
- Type: Angel
- Relevant deals: 1
- Stages: Seed, Angel
- Focus: Content, Internet, Food and Beverage

Yusuke Sato is the Co-Representative and Co-Founder of Pulit.