Itsuki, Nayuta, and Miyako have a hard time dealing with the cold and head down to Okinawa. The next day, they visit a remote island so Itsuki can do some research and Nayuta decides to flail around naked in the water. Miyako is awed by what she's seeing and eventually jumps into the water naked, as well. Two days later, Itsuki is invited by his illustrator to go to Hokkaido, where they try various local cuisines. However, Itsuki finds out that Setsuna had been ignoring a deadline...
Huh? That was the line that Soseki 
Natsume used to say "I love you"...
Nanu? Äh, das war die Zeile, mit der
Natsume Souseki „I love you“ ausgedrückt…
Ahí Natsume Soseki
solía decir "Te quiero".
Ahí Natsume Soseki
solía decir "Te quiero".
C’était la traduction
de « I love you » par Natsume Sôseki.
Eh? Ma era la battuta con cui
Soseki Natsume dichiarava il suo amore...
Hã? Foi isso que Natsume Souseki disse
 quando queria falar "eu te amo"...
Да ну? Так ведь Нацумэ Сосэки
с английского «I love you» перевёл…