[Inanimate object]-san! note A joke involving the broom in the Ch. 2 trial being the murderer escalated to include more inanimate objects involved with the next few trials.
Pillow friends note Fuyumi gets some dakimakura's from the Zero Machine. You're supposed to dress them up, right?
Sucks to be Eri Narukami note Successfully the only character to be accused of murder during every trial.
Thanks Theo
Is this a phone? note Fuyumi wanted to find a phone to call in sick to work. Shiori thinks she wants to find it in order to call for help — that hadn't occured to her.
That's fucking cheating, Arthur
Fish pump note Kelsey's most disastrous typo
wynk/wunk/wonk
Everyone's crying, hurting, and... (looks at smudged writing on hand) hallelujahnating. note Fuyumi has a habit of messing up words, ex: circleinflation, c'est la veal.
Barazero
[anyone] for endgame!
Destroy [literally any character, often said by mun.]
Kazuki's Kimono Closet note One OOC Chat joke was that when the kids unlocked the final room, it would be a closet filled with all of Kazuki's kimonos
Vandalism note Mikami and Eri have made murals in a new building almost every chapter.