Parody: hataraku saibou | cells at work (3)

(C99) [M-ya (Mikoyan)] Hakkekkyu no Himitsu | White Blood Cell Secret (Cells at Work) [English] {Doujins.com}

[Mizunoiro (WaterRing)] Ryokou Saibou (Hataraku Saibou)

(Puniket 41) [ASTRA'S (Astra)] Kesshouban v.s. Shingata Virus (Hataraku Saibou)