Main Characters Akane Mizuno 12 main appearances Chinatsu Nishio 12 main appearances Kotarō Azumi 12 main appearances Eishin Fudemura 11 main appearances Miu Imazu 11 main appearances Aira Miyamoto 11 main appearances Setsuko Satō 11 main appearances Daichi Ogasawara 10 main appearances Daisuke Tachibana 10 main appearances Ryōko Sonoda 10 main appearances Takumi Hira 9 main appearances Aoi Takizawa 9 main appearances Junko Azumi 8 main appearances Saori Mizuno 7 main appearances Tsubasa Kaneko 7 main appearances Ayane Mizuno 7 main appearances Ryūnosuke Azumi 6 main appearances Yasuhito Inaba 6 main appearances Yō Mizuno 6 main appearances Shō Nagahara 5 main appearances Sakura Tanaka 4 main appearances