Hatsumira -from the future undying- X-Rated [Final]

During the Pacific War, Ichiro Mimori, a negligible official and Zero military pilot, was going to send off a kamikaze assault on a hostile boat, when rather he ends up crash-arriving into a new desert. As he meanders around lost, frantic for water, he is protected by an unusual princess who can change into a mythical beast.
Ichiro has no clue about where he is, or how to get back home – and regardless of whether he return, a close to 100% passing would look for him. However, the faithful not entirely set in stone to get back to Japan come what may it takes, to satisfy a guarantee he made…