Also known as: 立花るか, 立花瑠香
Ruka Tachibana is a character from Jo Shin Ogi's Chronicle Of Myers, the leader and lead vocalist of the idol group ASTELLA (Chronicle Of Myers) and she is Captain (wakagashira/underboss) and heir of Tachibana Family (Tachibana-gumi, the Yakuza families in Chronicle of Myers, and Tachibana are Affiliate of Takedo Clan (based on Sumiyoshi-Kai)).
This character appeared in "Vater des Sterns".