Karen Aoki

Karen Aoki (青木 カレン) is a Japanese singer-songwriter. She performed "Great Days" along with Daisuke Hasegawa, the 3rd opening for JoJo's Bizarre Adventure: Diamond is Unbreakable and the 7th opening overall for JoJo's Bizarre Adventure: The Animation.

JO☆UNITED
On December 24, 2016, Karen Aoki returned as JO☆UNITED among Hiroaki "TOMMY" Tominaga, Coda, Jin Hashimoto, THE DU, batta, and Daisuke Hasegawa to sing Great Days -Units Ver.-, featured in the final episode of JoJo's Bizarre Adventure: Diamond is Unbreakable.