Elesa

 Elesa (Japanese: カミツレ Kamitsure) is Gym Leader of Nimbasa City's gym of the Unova region. This gym will be the fourth to be challenged by the player. She specializes in -type Pokemon. She will award the player the Bolt Badge if you defeat her. Her first appearance was in Pokemon Black and White.

Trivia

 * Her Japanese Leader title is シャイニング　ビューティ. "Shining Beauty"
 * Her design was inspired by American models.
 * She's the first female gym leader who uses Pokemon.
 * She's the second Electric Gym Leader not to use any member of the Pikachu family, Watson being the First.
 * Her name is based on the English name Alyssa and the attribute she uses, Electric.
 * The headphones she wears make her resemble a vocaloid, a computer program that sings songs in a high-pitched, synthesized voice.
 * Elesa also seems to slightly resemble Rin and Len, both of which are vocaloids.
 * She is the only Electric-Type Gym Leader not to wear anything Military related.
 * If the main character is male, she seems to develop a crush on him after being defeated. This is hinted at two points when she starts using "um" whenever she talks to you and when Clay says that she "has taken a shine to you." (shine is a slang term for liking)