2025-12-07T12:01:00.0000Z41.2141.310manualconfirmedJMA2.81Origin/20251207120646.566267.25394033Magnitude/20251207120646.566729.253940342025-12-07T12:06:46.624456ZHokkaido, Japan Regionregion nameOrigin/20251207120646.566267.25394033