G-MODE Archives+ Toudou Ryunosuke Detective Diary Vol. 8 “Blue Violet Birdcage: Doll Mansion Serial Murder Case” Releases June 4, 2026

G-MODE announced that G-MODE Archives+ Toudou Ryunosuke Detective Diary Vol. 8 “Blue Violet Birdcage: Doll Mansion Serial Murder Case” will be released on June 4, 2026, with a launch commemorative sale. In the story, private detective Toudou Ryunosuke investigates a missing former fiancée linked to a mansion and eerie rumors.