Turns out the one spreading the rumors was Hashimoto, who did so at the behest of Sakayanagi. Shortly thereafter, Sakayanagi appears before Class C and she informs them she has evidence regarding the rumors about Ichinose.
Why?
لمَ؟
Wieso?
¿Por qué?
¿Por qué?
Pourquoi ?
Perché?
Por quê?
Зачем?