# Monochrome

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/monochrome

- Industry: Renewable Energy
- Headquarters: Tokyo, Japan
- Website: www.monochrome.so/
- Total disclosed funding: $11M
- Latest round: Series B (Apr 22, 2026)
- Investors on record: 9

## About

Established in 2021 and based in Tokyo, Japan, Monochrome Co., Ltd. engages in the development of roofs that use solar energy to produce electricity. In April 2026, Monochrome raised JPY 1.7 billion in series B funding led by Spiral Capital and ALPHA, with participation from FIRSTLIGHT Capital, Kagin Co-Creation Investment, GMO VenturePartners, Chishima Real Estate Co., Ltd., Gogin Capital, NOBUNAGA Capital Village and SMBC Venture Capital. As of 2024, the company is led by its CEO, Yusuke Umeda.

The company specializes in solar technology with its product, Roof-1. This roof-integrated solar panel is engineered to blend into roofing systems while generating clean energy, reflecting Monochrome's sustainability and integration. The panel supports various applications, including residential and off-grid installations. Roof-1 also includes a warranty for areas with heavy snowfall and a recycling service aimed at minimizing environmental impact.

The organization plans to use the April 2026 funding to accelerate business growth.

## Funding rounds

- Series B, Apr 22, 2026, $11M — SMBC Venture Capital, THE GOGIN CAPITAL, GMO VenturePartners, Spiral Capital, FIRSTLIGHT Capital, Chishima Real Estate Co., Ltd., NOBUNAGA Capital Village, Kagin Co-Creation Investment, ALPHA

## Investors

- SMBC Venture Capital (https://capitalatlas.ai/funds/smbc-venture-capital) — Series B
- THE GOGIN CAPITAL (https://capitalatlas.ai/funds/the-gogin-capital) — Series B
- GMO VenturePartners (https://capitalatlas.ai/funds/gmo-venturepartners) — Series B
- Spiral Capital (https://capitalatlas.ai/funds/spiral-capital) — Series B
- FIRSTLIGHT Capital — Series B
- Chishima Real Estate Co., Ltd. — Series B
- NOBUNAGA Capital Village (https://capitalatlas.ai/funds/nobunaga-capital-village) — Series B
- Kagin Co-Creation Investment (https://capitalatlas.ai/funds/kagin-co-creation-investment) — Series B
- ALPHA (https://capitalatlas.ai/funds/alpha) — Series B