Yokoshima na Eguchi-kun - Vol. 1 Ch. 4 - There is Only Meaning if You're Supported by a Stool

[MangaDex]

 

[AckSed]

See, the Eguchi is a cunning hunter. He doesn't exploit direct openings, but he comes from the side, from the blind spots you weren't even aware existed.

Thing is, you are still unaware when he's saying, "Gochiousama."

 

[secretive783]

There's no way he could see that opening from down below