Momiji is the primary protagonist of the series. She is the descendant of the "Kushinada" who actually lives in Izumo where Princess Kushinada lived. An eighth-grade student in middle school, she was unprepared to understand her destiny to battle the Aragami. She becomes a member of the T.A.C. in order to stop the Aragami from destroying humanity and the world. An ironic twist of fate has Momiji carrying a mitama—an Aragami "soul"—embedded in her chest. At awkward times, Momiji is the recipient of panty shots and jokes about the type of panties she wears. Her relationship with Kusanagi takes a turn for the better during the shielded town incident, where she finally confesses her love for him, and he in turn tells her to wait for him. (Source: Wikipedia)
Koume wears a pink jumpsuit, but never acts feminine. She is loud, brash and aggressive due to her stint in the Japan Self-Defense Forces. She was discharged by the SDF and transferred to the TAC as a result of insubordination. Her philosophy is based on the "bigger gun" theory and uses her military mind and muscle to destroy the Aragami. Despite her tough exterior, she is a vulnerable woman who wants to give her love. She has a soft spot for puppies, enjoys playing matchmaker to Momiji and Kusanagi.
The stereotypical computer nerd, Yaegashi does computer analogy for the TAC. On off days, he enjoys hentai games on his computer. He also has a program that pinpoints the Aragami's weak points and attacks, but it doubles as a program to predict what animal would appear on Momiji's panties. He has a love/hate relationship with Kome through most of the series.
A foundling girl raised by Shint� priests at Ise Jingū and the the Dragon of Heaven most immediately in touch with Princess Hinoto. Called the "Hidden Priestess of Ise", her specialty is sword fighting, a massive sword emerging from her left hand. Despite her cold, stoic front, Sorata falls in love with her, and ultimately she comes to reciprocate. In Tsubasa Reservoir Chronicle In the Republic of Hanshin, she's a retired miko married to Sorata. In Tokyo, she's a miko who can foresee disaster and is one of the seven fighters of the Tower faction.
One of the dragons of Heaven, a fourteen-year-old schoolgirl descended from the keepers of Mitsumine Jinja, masters of inugami (dog-spirits), Yuzuriha is exceedingly energetic, often diffusing latent tension between Kamui and the rest of the Ten no RyÅ«. Yuzuriha is attended by her own personal inugami, Inuki, who can transform into anything she desires and who only others with occult powers can see. She was teased throughout much of her childhood as her classmates believed Inuki was her imaginary friend. Because of this, Yuzuriha made a vow that she would never fall in love with (or even date) a man who could not see Inuki. However, the first person outside of her family that she meets who can see Inuki is ShiyÅ« Kusanagi—a Dragon of Earth. Yuzuriha falls in love with Kusanagi, regardless of their conflicting fates. In Tsubasa Reservoir Chronicle In Edonis country, she's a player who's paired up with Kusanagi Shiyuu. In Tokyo, she's one of the seven fighters of the Tower faction.
Akane's friend and rival. Student of class 3-B.
Daitetsu, or Mr. Kunikida, is the Chief Director of the TAC. When Kaede and Momiji were born, Mr. Kunikida raised Kaede like his own daughter, but he exploited her ability to track down and kill the Aragami. However, when Kaede sacrificed herself, he felt heartbroken. With Momiji in the TAC, Mr. Kunikida decides not to exploit her abilities like he did with Kaede and instead treated her like a normal girl. Source: Wikipedia