Yoko Takahashi is a Japanese singer and songwriter, best known for her work in the anime music genre. She gained widespread recognition for performing the iconic theme song "A Cruel Angel's Thesis" for the popular anime series Neon Genesis Evangelion. This song has become a cultural phenomenon and is often associated with the series. In addition to her work on Neon Genesis Evangelion, Takahashi has released numerous albums and singles throughout her career. Her music often features a blend of pop and rock elements, appealing to a diverse audience. She continues to be an influential figure in the anime music scene.