# 3DC

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/3dc-2

- Industry: Materials
- Headquarters: Sendai-shi, Japan
- Website: www.3dc.co.jp
- Total disclosed funding: $19M
- Latest round: Series A (Feb 27, 2026)
- Investors on record: 14

## About

Founded in 2022 and based in Sendai, Japan, 3DC Inc. d.b.a 3DC manufactures and sells carbon materials that enhance the life of batteries.
In February 2026, 3DC. raised JPY 370 million in series A funding from new investors NIPPON CARBIDE INDUSTRIES CO., INC., TOAGOSEI, ZER01NE Ventures, Ashizawa Finetech Ltd. and Fidea Capital. This round was part of a larger JPY 2.82 billion series A funding.

The company is led by CEO Takuma Kuroda. The company's flagship product, GMS (Graphene Monoxide Sponge), has a battery design. By leveraging nanopores within GMS, 3DC Inc. improves battery performance and longevity for expanded applications beyond electric vehicles to heavy-duty trucks, air mobility, space exploration, and more. Moreover, GMS technology enhances sustainability by prolonging battery life and reducing the environmental impact of manufacturing processes. By mitigating the consumption of rare metals and CO2 emissions associated with battery production, 3DC contributes to an eco-friendly and socially responsible energy landscape.

The company plans to use the February 2026 funds to accelerate business growth by collaborating with new shareholders, establishing the world’s first mass-production plant for Graphene MesoSponge® (GMS), and advancing product and business development of this next-generation carbon material.

## Funding rounds

- Series A, Feb 27, 2026, $2.4M — Fidea Capital, ZER01NE Ventures, TOAGOSEI, NIPPON CARBIDE INDUSTRIES CO., INC.
- Series A, Aug 4, 2025, $16M — Mitsui Sumitomo Insurance Venture Capital, Industrial Technology Investment Corporation, Mitsubishi UFJ Capital, ANRI, New Energy and Industrial Technology Development Organization, Osaka University Venture Capital, KSP, Sony Innovation Fund, 77 Capital, Kyoritsu Holdings

## Investors

- Mitsui Sumitomo Insurance Venture Capital (https://capitalatlas.ai/funds/mitsui-sumitomo-insurance-venture-capital) — Series A
- Industrial Technology Investment Corporation (https://capitalatlas.ai/funds/industrial-technology-investment-corporation) — Series A
- Mitsubishi UFJ Capital (https://capitalatlas.ai/funds/mitsubishi-ufj-capital) — Series A
- ANRI (https://capitalatlas.ai/funds/anri) — Series A
- New Energy and Industrial Technology Development Organization — Series A
- Osaka University Venture Capital (https://capitalatlas.ai/funds/osaka-university-venture-capital) — Series A
- KSP (https://capitalatlas.ai/funds/ksp) — Series A
- Sony Innovation Fund (https://capitalatlas.ai/funds/sony-innovation-fund) — Series A
- 77 Capital — Series A
- Kyoritsu Holdings — Series A
- Fidea Capital (https://capitalatlas.ai/funds/fidea-capital) — Series A
- ZER01NE Ventures (https://capitalatlas.ai/funds/zer01ne-ventures) — Series A
- TOAGOSEI — Series A
- NIPPON CARBIDE INDUSTRIES CO., INC. — Series A