While taking their usual bath, the boys discuss how much Kyotaro is like an old man. The next day, when they go to school, they find themselves exhausted by climbing up the stairs... and learn that they're all becoming old men!
You've changed so much!
!لقد تغيّرت كثيراً
Du hast dich so verändert!
has cambiado tanto.
has cambiado tanto.
tu es méconnaissable…
Sei cambiato così tanto!
Você mudou tanto!
Тебя и не узнать!