Hikari Nakajima

Hikari Nakajima is a mysterious Shinigami of unknown origin, and a major character in "A Certain Unlucky Person". In Seventh Release- A Mysterious Aid, she arrives to help Gai Nagareboshi fight off a Vasto Lorde. A cheerful and hyperactive young woman, Hikari possesses a darker side that is hidden from everyone else. She has an important secret that she needs to keep from Gai, no matter what. Her Zanpakutō is Shiranui, and her Bankai is Kagayaku Tsuyo Shiranui.

Appearance
Hikari is a rather scantily dressed young woman. She appears as a teenage girl dressed in an armored crimson bikini top, and a short black skirt with two crimson armor pads on her hips, with large greaves on her legs. She wears crimson gauntlets that reach up to her elbows. She has messy brown hair that is spiked out at the back of her head, and she has a braided ponytail. There are odd marking tattooed onto her body.

Zanpakutō
Shiranui (不知火 lit. Mysterious Light at Sea) is the name of Hikari's Zanpakuto. When sealed, Shiranui takes the form of a pink nodachi.