Koyuki's worried about his future. He wants to be a teacher, but he's not sure he can do it.
No idea. They disappeared.
لا أدري. لقد اختفوا
Keine Ahnung. Sind verschwunden.
Aucune idée. Ils ont disparu.
Non ne ho idea. Sono spariti.
Nem ideia. Sumiram.
Не знаем, ушли куда-то.