Sentence-level diff between a Japanese TDnet disclosure and the previous filing ...
https://zmmhycpktdsynzorbujg.supabase.co/functions/v1/api/diffOverview
Sentence-level diff between a Japanese TDnet disclosure and the previous filing of the same company and document type. Use it to see exactly what a 訂正 (correction) filing changed, or whether a forecast revision quietly reworded its outlook. Returns added / removed / modified sentences as facts, biggest changes first, with links to both original PDFs. Input: id from the free GET /api/recent (where has_diff=true). Filing text is Japanese; facts only, no investment advice.