Used

<<Extraversion of commercial works>> [Paper] Miso Kagoto / Izumi Katsura / Sin Cos

Used

<<Extraversion of commercial works>> [Paper] Zenzu, Neko-no-Sei ~ Kikei no Nazo Kaigen-Bumi ~ / Araragicho Izumi ~ / Sin Cos

Used

<<Original>> Lovers Kiss / Katsura Izumi / Sin Cos

Used

<<Original>> Hiruomoi Yoru Yumemu / Izumi Katsura / Sin Cos

Used

<<Extraversion of commercial works>> STRIPE! / Katsura Izumi / Sin Cos

Used

<<Extraversion of commercial works>> Sonnet / Izumi Katsura / Sin Cos

Used

<<Extraversion of commercial works>> Cat Missing / Izumi Katsura (Takahiro Yoshino x Chifuyu Sasaki) / Sin Cos