"\u83F1\u5DDD \u4EAE\u5B50"@en . . . . "Blue"@en . . . "Hishikawa Rikka"@en . "Hishikawa Ryoko (\u83F1\u5DDD \u4EAE\u5B50 Hishikawa Ryoko?) is Rikka's mother. She is a pediatrician, often working late nights and seldom returns home."@en . . "Hishikawa Ryoko"@en . . . "Hishikawa Ryoko (\u83F1\u5DDD \u4EAE\u5B50 Hishikawa Ryoko?) is Rikka's mother. She is a pediatrician, often working late nights and seldom returns home."@en . . . "Hishikawa Ryoko"@en . "Female"@en . "Dark Blue"@en . . . "Hishikawa Ryoko"@en . . . . . . . "230"^^ . . . .