Kiyoshirou Okamoto  

, 岡本 清志郎

Kiyoshirou is one of Hibinos classmate who aspires to study painting in France despite being short. To finance his dream, he works part-time. Although both he and Michiru have feelings for each other, they don't seem to act on it. Despite his small stature, Kiyoshirou is quite strong but not skilled in fighting.