Anime Crossover: Collecting Heroines, Starting with Yukiko

Because he loved playing a crossover anime game, Nan Feng unexpectedly transmigrated into a parallel anime crossover world based on the game, where he also gained a Stamp Collection System. This vast world was formed from settings like Naruto, One Piece, Dragon Ball, and Detective Conan. From the start, Nan Feng met Yukiko, who was still unmarried, and began his stamp-collecting journey.