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.
Wow, a party gadget. 
They really put the effort in.
Oh! Sie hat sogar Spaßartikel.
Oh, decoración de fiesta.
Se esforzaron mucho.
Oh, decoración de fiesta.
Se han esforzado mucho.
Oh, elle a même
des accessoires de fête.
Oh, un gadget per feste.
Si sono impegnate davvero tanto.
Nossa, ela até colocou acessório
de festa. Ela se esforçou, hein?
Ого, штучка для вечеринок.
А они подготовились.