Nanami occupies the role of a virgin shrine maiden. Her path crosses with Yahiro, a profit-seeking ninja on a journey to recover stolen Jingi artifacts. Among those Yahiro encounters, including a female assassin targeting him and a princess making nightly visitations, is Nanami.

Details of her background, lineage, or personal history prior to these events remain undisclosed. Her character development beyond these initial interactions within the OVA's primary conflict surrounding the Jingi artifacts is unrecorded in official media.

Physically, Nanami possesses dark red hair and red eyes. Details regarding her relationships, motivations, or potential character evolution in sequels, spin-offs, or other media are absent.