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Johnan Academic Preparatory Institute

4720.TServices
Major holders (5%+) · 2
HolderStakeChangeFiled
SHIMOMURA CO LTD30.10%0.00pp2026-03-16
KATSUMI SHIMOMURA6.52%-0.07pp2026-03-16

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

Former and minor holders (below 5%) · 4
ANRI YAMAZAKI4.24%2026-03-16
YURI SHIMOMURA4.24%2026-03-16
Mizuho Trust & Banking Co., Ltd.3.13%2026-03-23
Mizuho Bank, Ltd.1.09%2025-11-10
Ownership history · 32
FiledHolderRatioChangePurpose
2026-01-23AmendedSHIMOMURA CO LTD2026-01-23 · amended30.10%no changeStable shareholder
2026-01-09AmendedMizuho Trust & Banking Co., Ltd.2026-01-09 · amended4.85%+1.72ppAsset management / investment
2025-12-26AmendedANRI YAMAZAKI2025-12-26 · amended4.24%no changeStable shareholder; Long-term holding
2025-12-26AmendedYURI SHIMOMURA2025-12-26 · amended4.24%no changeStable shareholder; Long-term holding
2025-12-26AmendedKATSUMI SHIMOMURA2025-12-26 · amended9.87%-1.06ppParticipation in management; Stable shareholder
2025-12-26AmendedSHIMOMURA CO LTD2025-12-26 · amended30.10%no changeStable shareholder
2025-12-16ANRI YAMAZAKI2025-12-164.24%newStable shareholder; Long-term holding
2025-12-16YURI SHIMOMURA2025-12-164.24%newStable shareholder; Long-term holding
2025-12-16KATSUMI SHIMOMURA2025-12-1610.93%newParticipation in management; Stable shareholder
2025-12-16SHIMOMURA CO LTD2025-12-1630.10%newStable shareholder
2025-11-10Mizuho Bank, Ltd.2025-11-101.09%newBusiness / capital relationship
2025-11-10Mizuho Trust & Banking Co., Ltd.2025-11-103.13%newAsset management / investment

Each holder in 5% reports, joint holders included. Purpose is classified from the filed text.