In the real world, Hikaru has disappeared, and everyone has forgotten he exists.  Futaba visits his insane mother, hoping to get some answers..
Hikaru, where did you go?
Hikaru, wo bist du hin?
Hikaru, ¿adónde fuiste?
Hikaru, ¿adónde fuiste?
Hikaru !
Hikaru, dove sei finito?
Hikaru, aonde você foi?
Хикару, где же ты?