4 Founders backed by Carbon Ventures in Tokyo, Japan (2026)

Founders backed by Carbon Ventures in Tokyo, Japan (4)

Founders backed by Carbon Ventures in Tokyo, Japan covers 4 founders on HoloEyes, Luca Japan and Sonire Therapeutics and 1 other companies. The most common sectors are Biotech (1), Fintech (1) and Healthtech (1). The remaining members span SaaS (1). Companies represented include talent and assessment. Every founder below links to a profile with their company, backers, and the filings behind each round.

• Founders listed: 4
• Companies represented: 4
• Top sector: Biotech (1 founders)
• Top location: Tokyo, Japan (4 founders)
• Sectors represented: 4

• Keiko Sydenham — Luca Japan
• Maki Sugimoto — HoloEyes
• Toru Sato — Sonire Therapeutics
• Toshiaki Yamazaki — talent and assessment

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Other founder hubs

• DCVC (20 founders)
• Vulcan Capital (19 founders)
• Prelude Ventures (19 founders)
• Lowercase Capital (18 founders)
• Bank of America (18 founders)
• General Catalyst (52 founders)
• SV Angel (46 founders)
• Mayfield Fund (39 founders)
• Battery Ventures (36 founders)
• Norwest Venture Partners (34 founders)
• Correlation Ventures (31 founders)
• Greycroft (30 founders)
• Polaris Partners (28 founders)
• Maveron (25 founders)
• Sapphire Ventures (24 founders)
• AME Cloud Ventures (23 founders)
• Betaworks (22 founders)
• Service Provider Capital (21 founders)
• Script Capital (19 founders)
• Union Square Ventures (19 founders)
• S2G Investments (18 founders)
• GSR Ventures (18 founders)
• Techstars (55 founders)
• BoxGroup (46 founders)

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Narrow Tokyo, Japan founders

• Tokyo, Japan · AI Infrastructure (10 founders)
• Tokyo, Japan · SaaS (8 founders)
• JAFCO · Tokyo, Japan (8 founders)
• Tokyo, Japan · Healthtech (7 founders)
• Pegasus Tech Ventures · Tokyo, Japan (5 founders)
• Anis Uzzaman · Tokyo, Japan (5 founders)
• Tokyo, Japan · Fintech (4 founders)
• Tsuyoshi Ito · Tokyo, Japan (4 founders)
• Tokyo, Japan · Robotics (3 founders)
• David K. Chao · Tokyo, Japan (3 founders)
• Tokyo, Japan · E-commerce (3 founders)
• Tae Hea Nahm · Tokyo, Japan (3 founders)
• Tokyo, Japan · Logistics (3 founders)
• Kasumi Amemiya · Tokyo, Japan (3 founders)
• Junichi Masuda · Tokyo, Japan (3 founders)
• Hirogi Nakayama · Tokyo, Japan (3 founders)
• Shinichiro Kuge · Tokyo, Japan (3 founders)
• Tokyo, Japan · Biotech (2 founders)

Other founder hubs

• Baltimore, MD (17 founders)
• Bangalore, India (16 founders)
• Emeryville, CA (16 founders)
• Montreal, Quebec, Canada (16 founders)
• Columbus, OH (15 founders)
• Istanbul, Turkey (14 founders)
• Milan, Italy (13 founders)
• Pleasanton, CA (13 founders)
• Boston, MA (238 founders)
• Chicago, IL (165 founders)
• Cambridge, MA (123 founders)
• Brooklyn, NY (101 founders)
• San Mateo, CA (76 founders)
• Redwood City, CA (66 founders)
• New York City, NY (62 founders)
• Bengaluru, India (56 founders)
• Sunnyvale, CA (44 founders)
• Cambridge, UK (38 founders)
• Amsterdam, Netherlands (36 founders)
• Barcelona, Spain (33 founders)
• Pittsburgh, PA (30 founders)
• Waltham, MA (29 founders)
• Minneapolis, MN (27 founders)
• Durham, NC (26 founders)

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