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§ Private Profile · Tokyo, Tokyo, Japan
Develops, manufactures, sells underwater drones (ROVs) for subsea operations, providing inspection and survey services for marine infrastructure.
Founded in June 2014 by Shohei Ito, Yasushi Nakauchi, and Satoshi Yoshiga, FullDepth is a company headquartered in Tokyo, Japan, that develops, manufactures, and sells underwater drones for subsea operations. The enterprise conducts inspection and survey services for marine infrastructure maintenance, underwater monitoring, and data collection, targeting customers across the energy and insurance sectors. The firm has advanced through a Series D funding round, building upon previous capital injections that include a 3,100,000 dollar financing in April 2019 and a 1,700,000 dollar Series A round in 2017. Additionally, the organization secured a 292 million Japanese yen research grant from NEDO for the 2024 to 2026 fiscal years to support energy and infrastructure projects. FullDepth is backed by prominent institutional investors such as Drone Fund, Tsukuba Research Institute, Mitsui Sumitomo Capital, Beyond Next Ventures, and SMBC Venture Capital.
FullDepth has raised $6.1M across 1 funding round.
FullDepth has raised $6.1M in total across 1 funding round.
FullDepth has raised $6.1M in total across 1 funding round.
FullDepth's investors include Isao Kikuchi, Aozora Corporate Investment, Beyond Next Ventures, DRONE FUND, Future Venture Capital, Mitsui Sumitomo Insurance Venture Capital, Zenrin Future Partners.
FullDepth has raised $6.1M across 1 funding round. Most recently, it raised $6.1M Series D in December 2025.
| Date | Round | Lead Investors | Other Investors | Status |
|---|---|---|---|---|
| Dec 9, 2025 | $6.1M Series D | — | Isao Kikuchi, Aozora Corporate Investment, Beyond Next Ventures, Drone Fund, Future Venture Capital, Mitsui Sumitomo Insurance Venture Capital, Zenrin Future Partners | Announced |