(CR35) [Wagamama Dou (Syowmaru, NIO)] OVER-KING 04 (Overman King Gainer)
(C64) [Wagamama-dou (Syow-maru, NIO)] OVER KING (Overman King Gainer)
Takemama Iinkai - Takeru to Mama to Kateikyoshi
[Wagamama-dou (Syowmaru)] Over King 02 (Overman King Gainer)
(Comic Castle 2005) [Wagamama Dou (Syowmaru)] OVER-KING Extra Edition (Overman King Gainer)
(COMIC1☆7) [Wagamama Dou (Syowmaru, NIO)] Wagamama Antholo (Various)
KayoizuMama: Mata kichatta | Mama Came Over Again
Over King Complete Works
(C66) [Wagamama Dou (Syowmaru)] Over King Complete Works (Overman King Gainer)
(C65) [Wagamama-dou (Syowmaru)] Over King 03 (Overman King Gainer)
