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 ...
You'll kill the goldfish.
Du tötest noch den Goldfisch.
Matarás al pez dorado.
Matarás al pez dorado.
Assim, você vai matar o peixinho.