Matsu goes to Tokyo with the sumo-stable located near Reiko-sensei’s home, because why else would he want to go to Tokyo anyway?  Matsu however quickly angers his fellow sumo acolytes and professional senpais with his boorish disrespect.  But never mind them, he must first visit Reiko-san ...
We didn't reserve the whole train.
Dieses Mal haben wir nicht den
 kompletten Waggon reserviert.
Esta vez no alquilamos todo el vagón.
Esta vez no hemos alquilado todo el vagón.
Nós não alugamos o vagão inteiro,