Kiri-Tsubo is a young lady who serves as one of the ladies-in-waiting in the court. She is known for her beauty and charm, and she becomes one of the romantic interests of Hikaru Genji. Despite being a minor character, Kiri-Tsubo plays a role in the unfolding of certain events and relationships in the novel, contributing to the intricate web of courtly affairs and emotions that characterize the story.