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