Yukako Yamagishi

"It doesn't matter if anyone comes, because love is invincible."

- Yukako Yamagishi Yukako Yamagishi is a minor antagonist and allie in the fourth JoJo arc, Daimond is Unbreakable.

She was first seen in a date with Koichi where she quikly confessed her love for him. Koichi, feeling nothing for her, but also not wanting to hurt her feelings, gives an indirect respons, causing Yukako to become aggressive, but she quikly calmed down. When she later attacked a girl she belived to be an love rival, she was revealed to be a Stand user.

Josuke Higashikata and Okuyasu Nijimura, saved the girl and hatched a plan with Koichi to spread false rumors in the hope that these would make her dislike Koichi, but it back fired and Yukako kidnapped Koichi to indoctrinate him and "change him into a better person". After a fight between her and Koichi, wich ended in him saving her life when she fell of a cliff.

Later, having learned her lesson of forcing Koichi to love her and instead she made use of the services offered by Aya Tsuji's beauty-enhancing Cinderella Stand. This resulted in Koichi willingly falling inlove with her.

But when she forgot to put on the Stand's lipstick to "up hold the magic", she became disfigured and flies into a rage at Aya, who grants her a chance for her to return to her original appearance should she be able to pick her original eyes. Yukako has trouble picking the right one until Koichi arrives to her aid and decides that he will pick for her, but requesting that Aya take away his eyes should he make a mistake.

Aya, unwilling to take the role of an antagonist, decides to give Yukako her original appearance back. Following this, Koichi and Yukako share a tender moment and the two presumably become a couple afterwards.

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