Doki — Shugo Chara!!

: Amu's fourth Guardian Character, Diamond, eventually returns to her after being purified. Production & Manga Relation

Shugo Chara!! Doki— is the second season of the popular magical girl anime Shugo Chara! , produced by the studio Satelight under the direction of Kenji Yasuda. It originally aired on TV Tokyo from October 4, 2008, to September 26, 2009. Shugo Chara!! Doki

The season continues the journey of Amu Hinamori as she navigates her "would-be self" and her role as the "Joker" for the Guardians of Seiyo Elementary. : Amu's fourth Guardian Character