 "Don to Katsu no Jikū Daibōken" features a main story plot in in which series protagonists Don and Katsu travel through time to different periods, encountering various friends and enemies.Players engage in random encounter drum-playing battles and gather befriended enemies as team members, similarly as in Pokémon games with added rhythm game elements.Both free and paid downloadable content, including additional quests for Space-time Adventure Mode, outfit items and additional playable songs, are available via the Nintendo eShop.