Searching the Kitsu catalog…
He's Akira's older brother and a former student at Fujimori who was known by all who knew him as "Sakamoto-sama" because of his amazing beauty. He comes back during the cultural festival to help the student council raise money. Harumi is usually very cool and smiles constantly. However, in the presence of his younger brother, he becomes completely emotional and is easily moved to tears (something which Toru and Yuujiro accidentally notice when visiting Akira, as seen in a manga filler chapter).
Tokyo Babylon: Hokuto is Subaru's twin sister. She is constantly teasing her brother about his relationship with Seishirou, and always has some crack about a wedding, which Seishirou always joins in on. She has an eye for fashion, and makes the most elaborate costumes. X: Here she appears in flashbacks of the memories of Subaru, Seishirou, and Kakyou Kuzuki. 7 years ago Hokuto was killed by Seishirou Sakurazuka as exchange for her brother's life. However her last spell has to be fulfilled... Her name, Hokuto (北斗), is the Japanese name for the constellation Ursa Major, whose brightest seven stars form the Big Dipper (Hokuto shichisei); it complements her brother's name, Subaru being the Japanese name for the Pleiades star cluster (whose brightest stars resemble a smaller version of the Big Dipper).
Animus twin sister. She is the creator of the beast knights and with their help tries to prevent Animus from destroying the Earth.
A dragon of heaven, Aoki is a mild-mannered copy editor with a wife and child, who is also a wind magician. In the TV series, upon discovering that the battle between the Seals and Angels is at hand, he secretly divorces his wife Shimako in order to spare her grief should he be killed. Although Aoki is very powerful, he rarely sees any action in battle for much of the first half of the story as he is quite busy editing manuscripts. He is a wind master, with the ability to conjure and control wind currents. This is his family's gift; his nephew Saiki Daisuke has the same ability, though he isn't as strong. In Tsubasa Reservoir Chronicle He's one of the seven fighters of the Tower faction, who live in the apocalyptic world of Tokyo.
