Tensui no Sakuna hime

Long ago, the spoiled Princess Sakuna enjoyed a life of leisure in the Mihashira Capital among the gods and spirits of Yanato. But on the floating bridge of heaven separating the immortal Lofty Realm from the Lowly Realm of mortals, a chance encounter with the children of men (or, as they call themselves, the humans) led to a series of mishaps.

Alas, this culminated in their banishment ...