Company

Rakuten Medical, Inc.

Rakuten Medical, formerly Aspyrian Therapeutics, is a San Mateo clinical-stage biotech developing tumor-targeted photoimmunotherapies.

About

Founded in 2010 and based in San Mateo, California, US, Rakuten Medical, formerly Aspyrian Therapeutics, is a clinical-stage biotechnology company developing tumor-targeted precision therapies on its photoimmunotherapy platform. CEO Hiroshi Mikitani founded the company with Dr. Miguel Garcia Guzman. In January 2026 it raised USD 70 million in Series F funding led by Taiwania Capital, as part of a larger USD 100 million equity and debt round.

3Funding rounds

7Investors

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