DLC playable in Taiko Mode.

*Song: "The Entertainer"
Easy: ★4 Normal: ★5 Hard: ★7 Extreme: ★8

*Song: "VICTORIA"
Easy: ★5 Normal: ★7 Hard: ★8 Extreme: ★10

*Song: "LOVE IKUSA!!"
Easy: ★3 Normal: ★5 Hard: ★7 Extreme: ★8

*Song: "SORA-II Gliese 581"
Easy: ★3 Normal: ★3 Hard: ★7 Extreme: ★7

*Song: "BOKURA NO MAE NI MICHI WA ARU"
Easy: ★4 Normal: ★5 Hard: ★7 Extreme: ★8

More details on the official game page of Taiko no Tatsujin: Drum 'n' Fun! Tatsujin Challenge Pack Vol. 4 ...