Yuubari-san who requested Okinawa because she wants to bring her equipments Yuubari: What? I can't bring my equipments ? Admiral: Of course you can't Yuubari: But this is Okinawa, site of the homeland battle! Admiral: You want to battle there!? ...it's peaceful time now. Why did you choose Okinawa anyway ? Besides, the site is closed. Yuubari: But, you see... the sea is beautiful, I want to cruise on it! Admiral: You can't bring those onto the plane Yuubari: Then, we go by the sea! Admiral: ...how many days do you think that would take ? Besides, your cruising distance is short Yuubari: I... I can! I can do 6000 kilometres (enough for round trip) Admiral: How long would it take for a one way trip ? Yuubari: ...60 hours ? Admiral: No Yuubari: Gununu... And she gave up

And so, by airplane

They go to Okinawa