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Japaniace Co 9558.T · JPY

Information Technology · Tokyo Stock Exchange · 🇯🇵 Japan

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2,010

+0.10%

Close of 9 Nov 2026, in JPY

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Reference data, closing prices and charts across 45,000 companies, plus crypto, commodities and currencies.

Largest shareholders

As filed, so dates differ, and a group and its funds can both appear.

HolderSharesStakeChangeFiled
KK West River1.6m39.90%—31 May 2025
Nishikawa (Saburo)620.7k15.48%—31 May 2025
Morgan Stanley & Co. International Plc164.5k4.10%+7k31 May 2025
Matsushima (Ryota)119.5k2.98%—31 May 2025
Nishikawa (Akihiro)104k2.59%—31 May 2025
Nishikawa (Yu)104k2.59%—31 May 2025
Nishikawa (Kayoko)100k2.49%—31 May 2025
Maruyama (Kenichi)30k0.75%+30k31 May 2025
Simplex Asset Management Co., Ltd.4.9k0.12%+50031 Jul 2025

Sources and methodology

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Nothing here is investment advice. Prices can be delayed or wrong, so check with the exchange before relying on them. Data for this page. How we cover markets.