The Dangers in My Heart - Vol. 4 Ch. 51 - It's Hard for Me

[apstorm]

A lobster cat running.
.......Man was not meant to understand Woman.

It's not a lobster, it's a mantis. Those stickers were shown off before as a set, shortly after Chihiro (Kobayashi) did the mantis impression thing. It was also followed shortly by a picture of Norio-sensei's cat, who was her model for the cat faces.