Tsubaki Yukinoshita is an idol from Idol Jihen. She is from the Starlight Party.
Tsubaki has long black hair with partially straightened bangs and forelocks. She wears a black cat-ear headband accent by a white, orange, and black ruffled strip and a tiny purple ribbon sewn to each corner. Her big, feminine eyes are dark pink.
Her attire consists of a white kimono with loose sleeves, orange lining on the chest, and a pattern of dark pink and orange squares. The obi is purple and orange to match the inside coloring of the kimono, which is shaped to reveal a black mini-skirt or dress, black tights, and a pair of brown platform boots with a strap on the foot. On her neck is a black ribbon.
- Her birthday is April 1.
- She shares her birthday with Ruru Kitani.
- Her blood type is A.