Ruriko Midorikawa

Ruriko Midorikawa (緑川 ルリ子 Midorikawa Ruriko?) is the daughter of Prof. Midorikawa, she initially blames Hongo for her father's death, but eventually learns the truth and becomes his ally. In episode 14, it is revealed that she accompanied Hongo on a quest to defeat Shocker activities in Europe.

She appeared in episodes 1-13.