uSonar

431A.TTSE GROWTHInformation & Communication

Filed as uSonar Co., Ltd. (2026-03–2026-08)

Key numbers · FY ended 2025-12

Revenue¥7.2bn+18.4% YoY Operating income¥1.4bn+52.7% YoY Total assets¥7.3bn+48.3% YoY EPS (basic)¥112.95+39.2% YoY

Full financial history and reports →

Stock price431A · View chart ↗

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Latest filings

Fri, Oct 2 · JST1 filing

16:005% STAKEuSonar · Mitsui & Co., Principal Investments Ltd. · 8.00% → 6.87%−1.13pp

Wed, Sep 9 · JST1 filing

16:005% STAKEuSonar · Mitsui & Co., Principal Investments Ltd. · 9.00% → 8.00%−1.00pp

Wed, Jun 10 · JST1 filing

12:475% STAKEuSonar · VIS Advisors, LP · 5.00%new 5.00%

Tue, Dec 2 · JST1 filing

14:125% STAKEuSonar · Nomura Securities Co., Ltd. + 2 joint holders · 5.94% → 2.69%−3.25pp

Fri, Oct 24 · JST1 filing

14:255% STAKEuSonar · Fukutomi Nami · 46.64%new 46.64%

All filings →

Major holders (5%+) · 4

Holder	Stake	Change	Filed
Nami Fukutomi	46.10%	-0.54pp	2026-07-14
Development Bank of Japan Inc.	7.58%	—	2025-10-22
Mitsui & Co., Principal Investments Ltd.	6.87%	-1.13pp	2026-10-02
VIS Advisors, LP	5.00%	—	2026-06-10

Each holder's own ratio from its most recent large-shareholding report.