Development Bank of Japan Inc. (DBJ) is a Japanese government-owned development bank providing integrated investment, lending, and advisory services to domestic companies. It was incorporated on 1 October 2008 under the Development Bank of Japan Inc. Law, succeeding the former Japan Development Bank established in 1951. DBJ's activities include business succession, M&A, financial restructuring, project finance, and growth funding across multiple sectors.
Deal activity decreased year-over-year (2 deals in the last 12 months vs 3 prior). Average disclosed round size is $291.7M (across 16 rounds with reported amounts).
Portfolio
38
Fund Size
—
Top Stage
Unknown
Last 12 Mo
2
Team
Akihito Shioya
Executive Officer,Head of Human Resources Management Department
Fumiyo Harada
Member of the Board of Directors,Managing Executive Officer
Hirofumi Maki
President and CEO
Hiroko Kaneko
Outside Audit & Supervisory BoardMember
Kakuichiro Okai
Managing Executive Officer
Kensuke Yabata
Managing Executive Officer
Kosei Shindo
Outside Member of the Board ofDirectors
Kosuke Kodaira
Executive Officer,Head of Accounting Department
Koyo Nakamura
Audit & Supervisory BoardMember
Masaaki Mikayama
Member of the Board of Directors,Managing Executive Officer
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
Portfolio
| Company | Round | Amount | Date |
|---|---|---|---|
 Kyoto Fusioneering ltd. | Series D | — | Aug 2026 |
 Rapidus | Unknown | — | Feb 2026 |
 Preferred Networks, Inc. | Unknown | — | Apr 2025 |
| SSpectronix | Unknown | — | Jan 2025 |
| CCfs | Series B | $863M | Jan 2025 |
| Preferred Networks, Inc. | Unknown | — | Dec 2024 |
 CesiumAstro | Series B | $65M | Jun 2024 |
 precal, Inc. | Unknown | — | Jan 2024 |
 Qolab | Series A | $16M | Jan 2024 |
 Albatross Technology | Unknown | — | Dec 2023 |
 Elsa | Series C | — | Sep 2023 |
 TeraWatt Technology | Series C | — | Jun 2023 |
 avatarin | Series A | — | Apr 2023 |
 Astroscale | Series G | $76M | Feb 2023 |
| TTsubame BHB Co.,Ltd. | Series C | — | Jul 2022 |
 Estie | Series B | — | Jan 2022 |
 ANDPAD Inc. | Growth | — | Jan 2022 |
| TTsubame BHB Co.,Ltd. | Unknown | — | Jan 2022 |
 iSTOX | Series A | $50M | Jan 2021 |
 Zeroboard | Seed | — | Jan 2021 |
| CCommonwealth Fusion Systems (CFS) | Series B | $1.8B | Jan 2021 |
 Perseus Proteomics | Unknown | — | Jan 2020 |
 SmartNews | Series E | $28M | Aug 2019 |
| SmartNews | Series E | $28M | Jan 2019 |
 Sensyn Robotics | Unknown | — | Jan 2018 |
Top Co-Investors
Last updated: 20 October 2026