Where it comes from
The line in the source
『ポケモン GO』では、テレビアニメ「ポケットモンスター」とのコラボイベントが9月16日（水）～9月22日（火）で開催！ (Gloss: Pokémon GO holds a collab event with the TV anime 16-22 Sept.) Explore / Figure
Record
Anime characters appear in Pokémon GO collaboration, 16 September 2026
16 September 2026
ReportedReported by a reliable secondary source, or read carefully from filed documents.
Found in one pass only. The research team reads every source twice, independently; this record turned up in one reading but not the other, so treat it as less certain than its grade.