Used

<<Original>> Hina no Morihito 2 : トゥリフィリ no Yuai / Kato Chocolat / Himitsu no Hanazono.

Used

<<Original>> One God's Blessing / Chocolate Kato / Himitsu no Hanazono.

Used

<<Extraversion of commercial works>> Hina no Morihito / Kato Chocolat （Caramos x Hina） / Himitsu no Hanazono.

Used

<<Extraversion of commercial works>> Kirakira / Kato Chocolat / Himitsu no Hanazono.

Used

<<Extraversion of commercial works>> Living with a Dog / Kato Chocolat （Ro × Mikado） / Himitsu no Hanazono.

Used

<<Original>> A story of a cat and a doctor. / Chocolate Kato / Himitsu no Hanazono.