# Top 25 Machine Learning Angel Investors in Japan in June 2026

| Investor | Relevant Deals | Geography | Stage | Focus |
| --- | --- | --- | --- | --- |
| Takaya Shinozuka | 2 | Japan | Seed, Angel, Series A | Internet, Local, Sports |
| Kazuhiro Ishikura | 2 | Japan | Seed, Angel | Beauty, Content, Fashion |
| Mamoru Taniya | 2 | Japan, Singapore, Spain | Seed, Series A, Angel | Apps, Content, FinTech |
| Jo Hirao | 1 | Japan, Indonesia, Singapore | Series B, Seed, Series C | Retail, Medical, Big Data |
| Bart Joseph Broadman | 1 | Japan | Series A | Robotics, Machine Learning, Autonomous Vehicles |
| Kotaro Chiba | 1 | Japan, United States | Seed, Series A | Content, Information Technology, Travel |
| Keisuke Tomimatsu | 1 | Japan | Angel | CRM, Big Data, Analytics |
| Masanori Sugiyama | 1 | Japan | Seed, Angel, Series A | Internet, Software, Web Design |
| Yusuke Sato | 1 | Japan, Indonesia, United States | Seed, Angel | Content, Internet, Food and Beverage |
| Kensuke Murashima | 1 | Japan | Series B, Seed, Series C | Energy, Logistics, Marketing |
| Takeshi Hirano | 1 | Japan | Seed | Big Data, Aerospace, Machine Learning |
| Kiyoshi Nishikawa | 1 | Japan, United States | Seed, Pre-Seed | News, Social Media, Big Data |
| Nobuhiro Ariyasu | 1 | Japan, Singapore | Seed, Angel, Series A | Finance, Content, Internet |
| Uenoyama Katsuya | 1 | Japan | Seed, Angel, Corporate Round | Fashion, Software, Advertising |
| Hiroki Nakamura | 1 | Japan | Seed, Series A | Web Design, Software, Content |
| Hidetoshi Takano | 1 | Japan, United States | Seed, Angel | Internet, Information Technology, Content |
| Yusaku Maezawa | 1 | Japan, United States | Seed, Series C | Gaming, Social, Big Data |
| Shinji Kimura | 1 | United States, India, Japan | Seed, Series B | FinTech, Financial Services, Software |
| Tomohito Ebine | 1 | Japan, United States | Seed, Angel, Series A | Consulting, SaaS, Home Services |
| Kazuhiro Aoyagi | 1 | Japan | Angel | Marketing, Task Management, Machine Learning |
| Ayataro Nakagawa | 1 | Japan, Hong Kong, United States | Seed, Angel | Internet, Software, Content |
| Kenshin Fujiwara | 1 | Japan | Seed, Series A | Mobile, Medical, Software |
| Hiroshi Tomishima | 1 | Japan, United States | Seed, Series A | Big Data, Internet, E-Commerce |
| Toru Shimada | 1 | Japan | Seed, Angel | Internet, Task Management, Content |
| Shogo Kawada | 1 | Japan, United States | Seed, Angel | Software, SaaS, Apps |

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