Calendar Artists, Casts, Authors
- CALL
- COCO
- KOBUSHI FACTORY
- Anna Konno
- KODAMA HARUKA
- KOMIYA ARISA
- KOMIYA RIO
- KOJIMA MINAMI
- KOJIMA RURIKO
- KOJIMA MAKO
- KOJIMA NATSUKI
- Haruna Kojima
- Haruna Kojima
- Ayaka Komatsu
- KOMATSU MISAKI
- KOBAYASHI MARINA
- KOBAYASHI SEIJI
- Kana Kobayashi
- Kana Kobayashi
- Maya Kobayashi
- Rina Koike
- KOIZUMI AZUSA
- KOSETA MAYU
- KOSHIBA FUKA
- KONISHI EITO
- KOTANI RIHO
- KOMA CHIYO
- KORENAGA HITOMI
- KONOHANA SAYAKA
- KOTOI ARISA
- KONDO MIYABI
- KOMAGINE KIITA