Tomomi Matsunaga

Twin sister of Mika, Toni is tomboyish and the more athletic of the two. Originally she attends an all-girls school, but transfers to Mika's school after she falls in love with Jackson. Able to communicate telepathically with Mika, and Jackson to a more limited extent. She is able to use more powerful abilities when she is in direct contact with her sister.

(Source: Wikipedia)