Gunma-chan, Uncle Akio, Aoma, and Meemi visit Gunma's kofun site and wander into an alternate world beneath Gunma in the Season 2 finale.
That sucks.
Das ist ja schrecklich!
Qué horror.
Qué horror.
Ça craint.
Che brutto...
Que droga.
Кошмар!