Main Characters Airi Yamamoto 10 main appearances Kentaro Yamamoto 10 main appearances Mari Tachibana 10 main appearances Ryo Tachibana 10 main appearances Chika Sugihara 10 main appearances Kazuhiko Sugihara 10 main appearances Lina 10 main appearances George 10 main appearances Kimanjiro Inugane 10 main appearances Mandarin Kinoshita 10 main appearances Kōji Nagata 10 main appearances Kimura 10 main appearances Natsuko Tanaka 10 main appearances Yui Nakamura 10 main appearances