In all the world, Yuken (Yuken 
) is quite a rare female given name. The forename Yuken is characteristic of Japan, where it is quite a rare girly name, and Indonesia, where it is a very rare epicene name. Very seldom, Yuken is the last name as well as the forename.
Abe, Inoue, Ikeda, Omori, Okuma, Murase, Suzuki, Aizawa, Koskey, Kimura, Tanaka, Tanabe, Tamaki, Teruya, Kikuchi, Gyokunaha, Hayashi, Nakamura, Watanabe, Yamamoto, Komatsuzawa, Kobayashi, India, Periasamy, Nakao, Kumar, Lee, Liu, Tam, Ito, One, Sato, Siki, Kato, Kenz, Goto, Toda, Imai, Wang, Wong, Yata, Matos, Miura, Saito, Shima, Silva, Spliff, Tinen, and Takahashi