"Everyone looks pretty grown-up after summer break"
Shinpachi finds himself in stuck in a completely different world.  That is when the Shinsengumi sends a berserk Yamazaki to pick up the bewildered Shinpachi.
Hey, what's that supposed to mean? Explain, Hijikata, an?
Oye, ¿qué se supone que significa eso? Explícate, Hijikata, ¿an?
Ei, o que você quer dizer? 
Explique logo, Hijikata!