Nazo no Ball ni Tobasarete Roshutsu Kuukan ni
[Awatake (Hirotake Awataka)] Shinjin-san ga Nazo no Roshutsu Kuukan ni [English]
Nazo no Roji wa Roshutsu Kuukan datta
Nazo no roshutsu kūkan de sugosu
Shinjin-san ga nazo no roshutsu kūkan ni
Nazo no Roshutsu Mura ni Sennyuu
[Awatake (Hirotake Awataka)] Nazo no Rajo no Shinsou [Digital]
Roshutsu kūkan to nazo no suisō wa tsunagatte iru
[Awatake (Hirotake Awataka)] Oshiire no oku ni nazo no roshutsu kuukan ga [Digital]