# Sonia Therapeutics Co.

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/sonia-therapeutics-co

- Industry: Medical Devices & Equipment
- Headquarters: Tokyo, Japan
- Website: www.sonire-therapeutics.com
- Total disclosed funding: $40M
- Latest round: Series A (Apr 15, 2026)
- Investors on record: 16

## About

Based in Japan, established in 2020, founded by Tohru Satoh and co-founded by Jun Okamoto, SONIRE Therapeutics Inc. does research and development of High Intensity Focused Ultrasound (HIFU) treatment devices. High Intensity Focused Ultrasound (HIFU) treatment involves the application of a focused ultrasound on cancer tissue and treating it using heating effects without cutting it.The benefits are: Treating cancer without cutting it and maintaining the body’s organs and functions, Enables operability and improves prognosis, Repeated treatments are possible because there is no radiation exposure or secondary cancer and Reduces anticancer drug dosages and side effects.

It is a minimally invasive treatment method that is not exposed to radiation, needles or anesthesia. The treatment can be used repeatedly to treat cancer patients.
Furthermore, there is no exposure to radiation, and because it is a minimally invasive treatment method that does not use needles or anesthesia, it is gaining attention as the next generation standard of care for cancer. In April 2026, SONIRE Therapeutics Inc. raised USD 18 million in series A funding led by Sante Ventures, with participation from Fast Track Initiative, Nomura SPARX Investment, and SBI Investment. The company plans to use the April 2026 funding to complete a randomized HIFU clinical trial for pancreatic cancer, advance U.S. clinical and regulatory programs, and support early commercialization efforts.

## Funding rounds

- Series A, Apr 15, 2026, $18M — Sante Ventures, SBI Investment, Fast Track Initiative, Nomura SPARX Investment
- Series B, Nov 30, 2022, $17M — Daiwa Corporate Investment, Mitsubishi UFJ Capital, JA Mitsui Leasing, SBI Investment, Nissay Capital, Fast Track Initiative, Carbon Ventures, Resona Capital, Higin Capital, FFG Venture Business Partners, Nomura SPARX Investment, QR Investment
- Series A, Jun 11, 2021, $4.8M — Mitsubishi UFJ Capital, SBI Investment, Japan Science and Technology Agency, Fast Track Initiative, Higin Capital, FFG Venture Business Partners, Spurcle, epiST Ventures

## Investors

- Mitsubishi UFJ Capital (https://capitalatlas.ai/funds/mitsubishi-ufj-capital) — Series A, Series B
- SBI Investment (https://capitalatlas.ai/funds/sbi-investment) — Series A, Series B
- Japan Science and Technology Agency — Series A
- Fast Track Initiative (https://capitalatlas.ai/funds/fast-track-initiative) — Series A, Series B
- Higin Capital (https://capitalatlas.ai/funds/higin-capital) — Series A, Series B
- FFG Venture Business Partners (https://capitalatlas.ai/funds/ffg-venture-business-partners) — Series A, Series B
- Spurcle (https://capitalatlas.ai/funds/spurcle) — Series A
- epiST Ventures (https://capitalatlas.ai/funds/epist-ventures) — Series A
- Daiwa Corporate Investment (https://capitalatlas.ai/funds/daiwa-corporate-investment) — Series B
- JA Mitsui Leasing — Series B
- Nissay Capital (https://capitalatlas.ai/funds/nissay-capital) — Series B
- Carbon Ventures — Series B
- Resona Capital (https://capitalatlas.ai/funds/resona-capital) — Series B
- Nomura SPARX Investment (https://capitalatlas.ai/funds/nomura-sparx-investment) — Series B, Series A
- QR Investment (https://capitalatlas.ai/funds/qr-investment) — Series B
- Sante Ventures (https://capitalatlas.ai/funds/sante-ventures) — Series A