Buffkoto 3
This image was created using Koikatsu.
Makoto Naegi and Mikan Tsumiki character card produced by Demco which can be found here:

‘R-18’, ‘コイカツ!’, ‘Koikatsu!’, ‘ダンガンロンパ’, ‘Danganronpa’, ‘MakotoNaegi’, ‘苗木誠’, ‘罪木蜜柑’