(COMIC1☆13) [Great Canyon (Deep Valley)] Girls & Semen 4 ~Oshida to Andou no Enkou Enshuu! Tanetsuke Dengeki Sakusen de Shojomaku Seifuku Sareta Futari ga Nakayoshi Kenka Sex de Shison Hanei Kakumei Shichau Hon~ (Girls und Panzer)