Kuramoto

5216.TTSE STANDARDGlass & Ceramics Products

Key numbers · FY ended 2025-12

Revenue¥2.0bn+28.3% YoY Operating income−¥1.4bn-1593.5% YoY Net income (owners)−¥3.1bn-9997.6% YoY Total assets¥1.8bn-60.9% YoY EPS (basic)¥-64.21-7836.1% YoY

Full financial history and reports →

Stock price5216 · View chart ↗

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Latest filings

Wed, Jul 8 · JST1 filing

09:355% STAKEKuramoto · Ample Harvest Capital (Hong Kong) Limited · 6.26%new 6.26%

Mon, Apr 6 · JST1 filing

11:305% STAKEKuramoto · NASU MATERIAL INC. · 7.83% → 8.89%+1.06pp

Fri, Apr 3 · JST1 filing

10:225% STAKEKuramoto · Prolight Corporation Limited · 27.68% → 29.83%+2.15pp

Tue, Mar 10 · JST1 filing

10:17MATERIALKuramoto · Change of representative director

Fri, Jan 23 · JST1 filing

15:405% STAKEKuramoto · WANG CHI · 14.44% → 13.35%−1.09pp

All filings →

Major holders (5%+) · 5

Holder	Stake	Change	Filed
Prolight Corporation Limited	29.83%	+2.15pp	2026-04-03
TOSHIYUKI WATANABE	13.46%	+1.24pp	2025-04-21
WANG CHI	13.35%	-1.09pp	2026-01-23
NASU MATERIAL INC.	8.89%	+1.06pp	2026-04-06
Ample Harvest Capital (Hong Kong) Limited	6.26%	—	2026-07-08

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