[Kouchaya (Ootsuka Kotora)] HIDE&SEEK (Code Geass)
[Kouchaya (Ootsuka Kotora)] HIDE&SEEK (Code Geass) [ENG]
(CR25) [GOLD RUSH, Kouchaya (Suzuki Address, Ootsuka Kotora)] Darling (Final Fantasy 8)
[大塚子虎 Otsuka_Kotora] kanojo的噪音的單位
[Ootsuka Kotora] Kanojo no honne. | Her True Colors
[Otsuka Kotora] Iris laevigata
[Kotora Ohtsuka] Prunus persica (Comic Megastore 2010-05)
[Kotora Ohtsuka] forsythia (COMIC Megastore 2010-06)
[Otsuka Kotora] Angraecum [Korean]
[Otsuka Kotora] Angraecum [English]
[Otsuka Kotora] Angraecum [Russian]
[Otsuka Kotora] Forsythia [Italian] (COMIC Megastore 2010-06)
[Kouchaya (Ootsuka Kotora)] Tenimuhou 1 (alternate edition)