Rinko Yanagigaura

Rinko Yanagigaura (柳ヶ浦 凛子) is a student of homeroom 3-3 who is usually seen together with Hana Nishiyashiki and she often tries to get Hana to calm down.

Etymology

 * The name Rinko means "dignified, severe, cold" (凛) (rin) and "child" (子) (ko).
 * Rinko's surname Yanagigaura means "willow" (柳) (yanagi) and "bay, inlet" (浦) (ura).
 * Yanagigaura is an homage to the Yanagigaura Station in Ōita, Japan.

Trivia

 * In the webcomics, she is simply referred to as "Rinko", but the author revealed her full name during a signing event.