Yukako Yamagishi is a major character in JoJo's Bizarre Adventure Part IV: Diamond is Unbreakable. She falls in love with Koichi Hirose, both of them meeting each other and hitting it off. While she seems like a timid girl, she reveals her obsessive tendencies as he tries to kidnap Koichi with her Stand, forcing him to try and become the "man she knows he can be". Her abusive behavior causes Koichi's stand to evolve, allowing him to defeat her.
After her defeat, she joins the protagonists in their quest to find serial killer Yoshikage Kira.
Powers and Stats
Tier: 10-A. 9-B with Love Deluxe
Name: Yukako Yamagishi
Origin: JoJo's Bizarre Adventure (Part IV: Diamond is Unbreakable)
Classification: Human, Stand User, Student
Powers and Abilities: Berserk Mode (Indicated by hair turning white/gray), Hair Manipulation with Love Deluxe (Able to grow hair to any length, grab things/people, trap objects, turn hair into projectiles, embed hair into other people for limited remote control over them)
Attack Potency: Athlete level. Wall level with Love Deluxe (Nearly crushed a two-story house by using Love Deluxe to wrap the house's walls with her hair.)
Lifting Strength: Superhuman with Love Deluxe.
Striking Strength: Athlete Class. Wall Class with Love Deluxe.
Stamina: Superhuman (Even after defeat, has access to a 'second wind'-type ability using Love Deluxe)
Range: 10 Meters with Love Deluxe
Standard Equipment: Love Deluxe
Intelligence: Likely Above Average: she presumably built a functioning electric chair within a few hours of kidnapping Koichi, and her 'tutoring' proved to help him score higher on tests.
Weaknesses: Yukako has anger issues and obsessiveness when it comes to object of affection/hair. Her hair can be damaged to the point where its ability cannot be used.
- Love Deluxe: Love Deluxe is a Stand that is bound to Yukako's hair, making it her means of attacking. Due to it being bound to her hair, normal damage to the Stand does not reflect back on Yukako.
- Hair Manipulation: Love Deluxe can extend Yukako's hair and give her the ability to freely control it. She can use it as a third arm, grabbing objects or people to use for her advantage. There is no definite limit to how much hair Love Deluxe can generate and use. When damaged, Yukako's hair turns white.