Aoi Kimi is a prominent character in the anime series "Kyoukai Senjou no Horizon" (Horizon in the Middle of Nowhere). She is the older sister of the protagonist, Aoi Toori, and is known for her playful, teasing personality combined with sharp wit and intelligence. Kimi is a skilled member of Musashi Ariadust Academy and serves as the Vice President of the student council. Her abilities in combat and negotiation make her a key figure in the unfolding political and military conflicts throughout the series.