Parody sora no woto13

[Denen Shoujo (Hidaka Sora)] Ashi no Ura (Sora no Woto)

(COMIC1☆4) [Underwhite (broiler)] Shimo raku fuke (Sora no Woto)

[Ishikari Shake Nabe Doukoukai (Takahirou Ringu)] Taichou Onegai Shimasu!! (Sora no Woto) [Digital]

(SC46) [PLECO (Chikiko)] pleco-de:J Mou Sou No Wo To (Sora no Woto)