During the investigation of the camera, after Catfish points out the off camera the text describing them pointing to the camera uses Eds soundfont.
When talking to Catfish during the investigation of the dressing room, Ed's soundfont gets replaced with theirs.
When investigating the phone booth, Rook's soundfont gets replaced.
During the interviews, when going into the dressing room, you can walk into the clothing rack (idk if this is route specific, Sailor's group).
Upon spamming Z and X while talking with someone, you can access the menu overlay while the character is talking.
You can also do the walking animation while a character is talking.
Wrong soundfont after exploring the fountain area (Vick Route).
You can access the menu layout when talking to Vick in the shop.
Not really sure if its a bug, but you can replay the Eds and Bones scene after the convo by going out into the hallway.
When breaking into Cupids room and interacting with the door Vick's soundfont doesn't play.