[Watanabe Wataru] Daisuki Minako sensei
[Watanabe Sumiko] Muteki no Funny Doll
Mahou Shoujo 20.0
BishouJo Henshin Densetsu
[Watanabe Tou (Watanabe Kenpo)] Butaningen no Ikenie
[Watanabe Tou (Watanabe Kenpo)] Butaningen no Doukutsu Zenpen
[Watanabe Tou (Watanabe Kenpo)] Tonari no Bitch Nee-chan | The Bitch Next Door [English]
Shin Bishoujo Shoukougun 1 Reimei Hen
[Watanabe Tou (Watanabe Kenpo)] Butaningen no Doukutsu Kouhen
[Watanabe Yoshimasa] Mahou Bishoujo Maruhi Shirei