Tsurumi Chiriko

A childhood friend of Menma and Jinta. As a child, Chiriko was a shy girl and a member of the Super Peace Busters. Now, she is enrolled at an elite school with Matsuyuki. Currently, she is ranked fourth in her class. She is serious, stoic, and cocky. She has feelings for Matsuyuki, but shows contempt for him whenever she sees that he has not gotten over Meiko's death.