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Japan M&A Tracker — English Translations of All Tokyo Stock Exchange M&A Filings

Every filing translated to English from TDNet, Japan's official corporate disclosure platform.
2,653
Articles Translated
1,419
Companies Covered
Oct 15, 2026
Latest Filing
Typically <5 min
To English
All M&A Filings
May 2026 TOB Rule Change

Japan's tender offer threshold drops from 33% to 30%, effective May 27, 2026. This is the most significant change to Japan's takeover rules in over a decade. Track every related filing here.

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Frequently Asked Questions

Where can I track Japanese M&A activity in English?

Pulse News Wire translates every M&A-related filing on TDNet to English, including mergers, acquisitions, business transfers, subsidiary changes, and tender offers. Filings are translated.

What types of M&A filings are covered?

All M&A-related disclosure types: mergers, acquisitions, disposals, business transfers, subsidiary establishment and liquidation, share exchanges, company splits, and absorption-type mergers.

What is changing about Japan's TOB rules in May 2026?

Japan's tender offer (TOB) threshold is dropping from 33.33% to 30% of outstanding shares, effective May 27, 2026. Any acquisition that would bring ownership above 30% will trigger a mandatory tender offer. This is expected to increase TOB activity significantly.

How quickly are M&A filings translated?

Most M&A filings are translated and published shortly after their TDNet filing time.

Can I get alerts for Japanese M&A filings?

Pulse News Wire's API provides fast access to translated M&A filings. Custom alert configurations are available for institutional subscribers.

Are tender offer filings included in this tracker?

Yes. Tender offer (TOB) filings are included here and also have a dedicated tracker at /tender-offers/ for more focused monitoring.