Watervein Partners

Watervein Partners is a venture capital firm based in Tokyo, Japan, established in 2002. The firm specializes in venture formation, focusing on selecting innovative biotech researchers from universities, research institutes, and industry networks. Watervein Partners provides comprehensive support throughout the startup process, aiming to transform these ventures into successful businesses. The firm adopts a hands-on investment approach, maintaining partial control while guiding companies toward profitable exits through initial public offerings or mergers and acquisitions. By concentrating on seed-stage investments, Watervein Partners seeks to foster the development of first-class enterprises in the biotechnology sector.

Tatsuzo Ishigami Ph.D

Director & Partner

1 past transactions

Anaeropharma Science

Seed Round in 2007
Anaeropharma Science, Inc., a biopharmaceutical company, engages in the development of therapeutics that target hypoxic environment in solid cancers based on i-DPS (in situ delivery and production system), a platform technology that utilizes recombinant Bifidobacterium. It provides APS001F, a solution for solid cancer; anticancer drugs in the area of immuno-oncology and an anti-ischemic drug; and FGF2, a solution for ischemia treatment. The company was founded in 2004 and is based in Chiyoda, Japan.
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