Asuene

Summary active Updated Jul 23, 2026

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Location Tokyo, Japan
Founded 2019
Latest Stage Series D
Total Raised ¥25B (approx.)
Website https://asuene.com
Sector
climate sustainability decarbonization carbon-accounting esg ai saas

Founders

Kohei Nishiwada Founder & CEO

About

Asuene is a Tokyo-based enterprise sustainability platform providing GHG measurement, reduction, and reporting software to more than 50,000 clients worldwide 12. The company operates three products: its flagship ASUENE carbon accounting platform, NZero (an AI energy optimization platform acquired from a U.S. startup in 2025), and Carbon EX (a carbon credit trading platform) 1. Asuene has completed eight acquisitions to date, most recently UK-based supply-chain carbon platform Secaro, announced concurrently with its Series D 3.

Funding History

Date Round Amount Lead Co-investors
2026-07-23 Series D ¥13.5B (~$87M) Decarbonization Partners Twin Towers Ventures (Petronas), Sparks Asset Management, Incubate Fund, Environmental Energy Investment, Daikin Industries, RICOH Innovation Fund, GLIN Impact Capital, Hirotaka Sugita, SMBC (debt) 124

The Series D consisted of ¥6.8B in new primary equity, ¥3.7B in secondary transactions covering employee stock options, and debt financing from Sumitomo Mitsui Banking Corporation (SMBC) — totaling approximately ¥13.5 billion (~$87M) 4. The financing marked Decarbonization Partners’ first investment in a Japanese company; the fund is a joint venture between BlackRock and Temasek 124. Cumulative funding to date is approximately ¥25 billion 4. Proceeds will support M&A, business expansion, and AI/product development 14.

What Investors Say

No independently sourced investor quotes found at time of publication.

What Founders Say

No independently sourced founder quotes found at time of publication.

Sources

  1. FinSMEs, “Asuene Raises $87M in Series D Funding,” July 2026. Accessed July 23, 2026. https://www.finsmes.com/2026/07/asuene-raises-87m-in-series-d-funding.html↩↩↩↩↩

  2. The Bridge, “アスエネ135億円調達——BlackRock系が日本初出資、37億円分のセカンダリー取引には従業員SOも,” July 2026. Accessed July 23, 2026. https://thebridge.jp/2026/07/asuene-raises-series-d-funding-led-by-decarbonization-partners↩↩↩

  3. OneStopESG, “ASUENE Acquires UK’s Secaro, Its Eighth Deal, to Expand US and EU Reach,” July 2026. Accessed July 23, 2026. https://onestopesg.com/esg-news/asuene-secaro-acquisition-supply-chain-carbon↩

  4. Asuene Inc. press release (PR TIMES), “アスエネ、米国大手BlackRockの脱炭素ファンドDecarbonization Partnersをリード投資家に、シリーズDで135億円を調達,” July 23, 2026. Accessed July 23, 2026. https://prtimes.jp/main/html/rd/p/000000726.000058538.html↩↩↩↩↩