Sekine invites Chiyo to a sleepover at her house, and the other two invite themselves as well. They deepen their bond while Rikka learns more about the quirky cultural activities that take place on Earth.
A shuriken...
Ein Shuriken …
Un shuriken.
Un shuriken.
Un shuriken ?
Uno shuriken, eh?
Uma shuriken...
Сюрикен…