[Rias]

バゲモノ was actually AFTER kakera musubi...

Spoiler:

Takano said that when everyone from the club was at the shrine...Bakemono was the quote that triggers Hanyuu's memory of Takano being the culprit

Spoiler for Matsuribayashi-hen Hanyuu quote:

Hanyuu: "AuAu! Rika! It's Miyo! It's Miyo! Remember?"
Rika: "???"