Later the manga was re-published as a part of his doujin, Baka ga Zock de Yatte Kuru!!
Updated
It... It's huge!Uwooooh-!!Th-This is-!!Oh... What a terrifying Protoculture!Maybe, but the crotch is really Deculture...
A pun.
Decu-lture <-> Deka-i(Huge)