Ryuuichirou Isaka
井坂龍一郎
Giới tính: Male
♥: 25
He is the executive Director of Akihiko's publisher, and the childhood friend of Haruhiko (Usami's brother).
Xuất hiện trong — Anime (4)
★ 66
Junjou Romantica
TV · 2008
★ 70
Sekaiichi Hatsukoi
TV · 2011
★ 70
Junjou Romantica 2
TV · 2008
★ 73
Sekaiichi Hatsukoi 2
TV · 2011
