Love Hina, except: During highschool. At a shrine. Owned by the grandfather. With somewhat better art. And all the girls wear bunny suits.
—
Ookuni Kenichi is the successor of the Inaba Shine. After 10 years away, Kenichi returns to the shine to follow in his grandfather's footsteps. After misunderstandings and mishaps, Kenichi discovers the four shrine maiden's secret and wonders which one is his childhood friend that he made a promise to.