Ryuuichirou Isaka
He is the executive Director of Akihiko's publisher, and the childhood friend of Haruhiko (Usami's brother).
Apparence
Junjou Romantica
Diffusion :Friday 11 April 2008
ComedyDramaRomance
Sekaiichi Hatsukoi
Diffusion :Saturday 9 April 2011
ComedyRomance
Junjou Romantica 2
Diffusion :Sunday 12 October 2008
ComedyDramaRomance
Sekaiichi Hatsukoi 2
Diffusion :Saturday 8 October 2011
ComedyRomance
Junjou Romantica 3
Diffusion :Thursday 9 July 2015
DramaRomance