JapanStake
From 5% rule filings

Ownership changes

New stakes, increases, exits, threshold crossings and filers stating they may make proposals at Tokyo-listed companies over the last 30 days, newest first. Each line links to the original filing.

Showing filings since 2026-10-10. The API returns the last 90 days on Starter and everything on file on Pro, with filters by investor and webhooks. API reference.