Series C final close · Enterprise software

Booost closes ¥1.75 billion Series C to expand its enterprise management platform

Mirai Creation Fund III and AG Capital join the final close as Booost expands AI and data controls.

Booost has completed a ¥1.75 billion Series C, including its previously announced first close. The final close took place on October 28 and was announced on November 9.

Mirai Creation Fund III, managed by SPARX Asset Management, and AG Capital supplied the final investments. One Capital and PRONEXUS also participated in the Series C. The financing brings Booost’s cumulative funding to ¥5.2 billion.

The company develops software that connects financial and sustainability information with management decisions. It will use the funding to expand AI functions, strengthen data collection and control across large corporate groups, and increase implementation support. The aim is to make reporting data useful for decisions about business risks, growth investment and capital allocation.

Use of funds

Expand enterprise financial and sustainability data platform

Strengthen AI, controls and deployment support

Funding history

Series C final close · This round¥1.8B

Sources

  1. Booostprtimes.jp · Nov 9, 2026