Based on the conversation on the show, the two of them have a sleepover at Chika's fancy house. Yumiko's happy to see Chika enjoy the dinner she cooked. Then for some reason, they end up taking a bath together. How did it come to this?!
I'm grateful, Sato.
.أنا ممتنّة لهذا يا ساتو
Ich danke dir, Satou.
Te lo agradezco tanto, Sato.
Nunca creí que fueras tan generosa.
Te lo agradezco, Sato.
Bénie sois-tu, Satô.
Ti ringrazio, Satō!
Sou muito grata, Sato.
Спасибо тебе, Сато.