Mana Tendou (天導 愛菜/ Tendō Mana) is a character in Kono Naka ni Hitori, Imouto ga Iru!.
Man has long, curly chestnut hair abd blue eyes. It is noted that between the heroine, she has the biggest chest.
Unfitting her role as the head of the Student Council, Mana has a childish personality which results in many times Rinka had to step in an rein her back. However, normally Mana is on the quieter side except for big events, where she gets really excited and tends to be more outgoing and loud.