Sesuji wo Pin! to ~Shikakou Kyougi Dance-bu e Youkoso~ - Vol. 5 Ch. 40 - The Thing in the First Night of Training Camp

[MangaDex]

 

[Hacete]

Really! This joke. I don't hate it but, I just felt it as a cliche.
If you don't get what I mean check out the spoiler

Spoiler

Doigaki's Sister being shown as a beautiful woman. It's one of those situation where siblings are exactly opposite of each other, Doigaki being intimidating and his sister being beautiful and approachable

And her face