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Nihon Seikan

5905.TTSE STANDARDMetal Products
Key numbers · FY ended 2026-03
Revenue¥11.4bn+1.6% YoYOperating income−¥308m—Net income (owners)−¥347m—Total assets¥13.0bn+0.1% YoYEPS (basic)¥-257.12-2.9% YoY

Full financial history and reports →

Stock price5905 · View chart ↗

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Latest filings
Thu, Oct 29 · JST1 filing
15:305% STAKENihon Seikan · mimic Co., Ltd. · 11.66% → 12.92%+1.26pp
Tue, Sep 8 · JST1 filing
15:305% STAKENihon Seikan · mimic Co., Ltd. · 10.59% → 11.66%+1.07pp
Fri, Jul 31 · JST1 filing
09:18MATERIALNihon Seikan · Change in major shareholder
Tue, Jul 28 · JST1 filing
15:305% STAKENihon Seikan · mimic Co., Ltd. · 9.55% → 10.59%+1.04pp
Wed, Apr 8 · JST1 filing
15:305% STAKENihon Seikan · mimic Co., Ltd. · 8.48% → 9.55%+1.07pp

All filings →

Major holders (5%+) · 1
HolderStakeChangeFiled
mimic Co., Ltd.12.92%+1.26pp2026-10-29

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