Don-chan and his friends have a great adventure in the mystery spots of the world! Find out the secrets of a mysterious phenomenon occurring around the planet and save the world! A Robust Story Mode The OOParts, treasures that protect the world, have been stolen by the suspicious group, The Evil Fraternity of Hexagaria! Don and Katsu must travel all over the world to get the stolen OOParts back! Will they be able to get back the OOParts and save the world?! The better you perform in the Taiko Battles against monsters you encounter on your adventure, the more damage you do to them! Some of the monsters you defeat can even become your allies! Featuring more than 100 monsters! Create your own team, train them, and work together to face powerful enemies! Of course, you can still play the well-known Taiko Mode! There's not only the Story Mode, but the well-known Taiko Mode can be played as well! In addition to more than 60 songs, 3 new songs (Pretender by Official Hige Dandism, Gurenge (Red Lotus) from Demon Slayer, Inochi Ni Kirawareteiru (Hated by Life Itself) by Iori Kanzaki) have been added!