Large Shareholding Report: Japan
Japan's large shareholding system requires notification when an investor's holding reaches 5 per cent of a listed company. The system is enforced by the Financial Instruments and Exchange Law and administered through EDINET.
Who must file
Persons acquiring 5 per cent or more of a listed company's shares
Threshold
5 per cent of outstanding shares
Deadline
within five days from the date on which the holder becomes a large-volume holder, Sundays and other holidays specified by Cabinet Order excluded (Financial Instruments and Exchange Act, Article 27-23(1)); a change of one per cent or more is reported within five days after the day of the change (Article 27-25(1))
What the filing contains
Shareholding percentage, holding method, details of change if any
Where to find them
How Prior Moves uses them
Japanese large shareholding reports power the Japan board and supply data for regional analysis
Sources
- threshold: scripts/jp/jp_action_eval.py THRESH
- deadline: not verified from the register text on 2026-09-18; the register pages fetched returned 404 or 403 to a plain client, so the deadline cell is left blank rather than typed from memory