[His expression grows increasingly impatient as she tries to explain away the inconsistencies with logic -- unfair, perhaps, given the way he'd entered this world. Still, his mouth tightens when she pushes back from the table.]

There isn't a map. Even the people here don't know the extent of their world.

[He stands as well, setting down his half-finished water.]

There are no shinobi here. If you use any jutsu, they're more likely to call it witchcraft and send the navy after you. This isn't a world that knows who we are.