DLC playable in Taiko Mode.

*Song: "Necro Fantasia ~ Arr.Demetori"
Easy: ★5 Normal: ★7 Hard: ★8 Extreme: ★10

*Song: "Help me, ERINNNNNN!!"
Easy: ★3 Normal: ★4 Hard: ★7 Extreme: ★8

*Song: "Genso no Satellite"
Easy: ★4 Normal: ★6 Hard: ★7 Extreme: ★9

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