InuYasha (2000)
S1E1 The Girl Who Overcame Time... and the Boy Who Was Just Overcome
In feudal Japan, the half-demon Inuyasha was imprisoned by the priestess Kikyo. Centuries later, he is awakened when Kagome, a modern-day girl who has traveled back in time, inadvertently frees him. To her astonishment, a wound on her body reveals the sacred Shikon Jewel, an artifact known for enhancing a demon's power.