|Full Name||Yumi Yama|
|Village of Origin||Yamagakure|
|Kekkai Genkai||Tsuchi Seichuu (Earth Control)|
|Affilitations:||Village Hidden in the Mountains, Team 1, Nibi, the Nekomata|
Fein Yama (father) Teisuchi Yama (mother)
A girl with short blond hair. She carries a long katana on her back.
Not long after she becomes a Genin, she becomes the Jinchuriki of the Two Tailed Nibi, the Nekomata. She is assigned to Team 1 with Kanji Mokuzai, and Haramaru, with their Jonin leader, Tora Uchiha. She is the most brutal of Team 1 and Tora, her master, usually has to stop her from killing her opponents.