Comp is also a photographer and he expresses his hobby by releasing photo albums. Here is a list.
Title: はんぶんねこ (Hanbun Neko – I am a 50% CAT)
Release date: 05/05/2016 [COMITIA 116]
Pages: 76
Model: Paprika
Location: all over Japan
Website
Buy it: BOOTH | Melonbooks | Toranoana
Title: ICHIGO TRAVEL In HONGKONG.
Release date: 30/12/2015 [Comiket 89]
Pages: 88
Model: ichigo [Kishida Kyoudan]
Location: Hong Kong
Website
Buy it: BOOTH | Melonbooks