The Kou Siblings

The Kou Siblings are a gender-changing trio from season 5 of Sailor Moon. They are also musicians who transform into the Sailor Starlights.

Group introduction
Sailor Star Fighter: Like a Shooting Star shining through the Evil Darkness...I'm Sailor Star Fighter! And it's showtime!

Sailor Star Healer: Tearing the darkness apart, I'm a Wandering Shooting Star! I'm Sailor Star Healer!