Koupen-chan Postcard Book

Character

Writing

A postcard book of "Koupen-chan" with a week's support illustration and message. A total of 20 photos are included, including 12 illustrations of "Kopen-chan Calendar 2018" depicting Kopen-chan's 12 months, and 7 newly drawn Kopen-chan's weekly (with message). Kopen's best friend, long-tailed tit, is also one of the leading roles.