pixiv is an illustration community service where you can post and enjoy creative work. A large variety of work is uploaded, and user-organized contests are frequently held as well.
Ookanehira, Shokudaikiri Mitsutada (Touken Ranbu)
Touken Ranbu | Ookanehira
Hijikata Toshizo×Izumi no Kami Kanesada
Touken Ranbu | Izumi no Kami Kanesada & Horikawa Kunihiro