How much funding has Rakuten Medical raised?

Rakuten Medical has raised $535.0M in total funding, most recently a Series F round.

Who are Rakuten Medical's investors?

Rakuten Medical's investors include General Catalyst, Rakuten.

When was Rakuten Medical founded?

Rakuten Medical was founded in 2010.

Where is Rakuten Medical headquartered?

Rakuten Medical is headquartered in San Diego, California, United States.

What industry is Rakuten Medical in?

Rakuten Medical operates in Biotech, Life Sciences.

Rakuten Medical

To conquer cancer.

San Diego, United States · Founded 2010 · $535.0M raised

Biotech

Life Sciences

Headquarters: San Diego, California
Founded: 2010
Business Model: B2B
Website: rakuten-med.com

Total Funding: $535.0M
Last Round: $100.0M Series FJan 2026
Rounds: 4

About

Rakuten Medical, Inc. (formerly Aspyrian Therapeutics, Inc.) is a global biotechnology company developing and commercializing precision, cell-targeting photoimmunotherapy based on its proprietary Alluminox® platform. Founded in 2010 in San Diego, California, the company was rebranded from Aspyrian Therapeutics to Rakuten Medical in 2019. Alluminox therapies have been approved in Japan and the company is actively pursuing global approval. Rakuten Medical has offices in 5 countries including the United States, Japan, Taiwan, Switzerland, and India.

Summary

Rakuten Medical is a Biotech company based in San Diego, United States, founded in 2010. It has raised $535.0M in total across 4 rounds, most recently a $100.0M Series F round in Jan 2026. Investors include General Catalyst and Rakuten.