Season Two (Shugo Chara!! Doki)

The first episode, "Sparkle With All Your Might!" (めいっぱいのキラキラ!, Meippai no Kirakira!), was first broadcast on TV Tokyo in Japan on October 4, 2008, and concluded on September 26, 2009 with the fifty-first episode, "The Egg of Dreams, My Would-Be Self." (Yume no Tamago, Naritai Jibun ; 夢のたまご、なりたい自分.) The episodes are also rebroadcast by TV Aichi, TV Hokkaido, TV Osaka, TV Setouchi, and TVQ Kyushu Broadcasting within a few days of the initial broadcast on TV Tokyo.

Four pieces of theme music are used for each episode. "Everyone's Egg" (みんなのたまご, Minna no Tamago) by Shugo Chara Egg! is the opening theme. "Lotta Love Lotta Love" (ロッタラロッタラ, Rottara Rottara) by the J-pop group Buono! is the ending theme. The second opening, starting with episode sixty-five, becomes "Guardian Guardian!" (しゅごしゅご!, Shugo Shugo!?) also by Shugo Chara Egg!. The second ending theme, "This Road" (co・no・mi・chi ?), also by Buono!, started from episode 69 to 76. The third opening is "Leave it to the♪Guardians" (おまかせ♪がーデイアン ,Omakase♪Guardians?), by Guardians4. The third ending, "MY BOY" by Buono! started showing from episode 77 onwards. Beginning with episode ninety, the opening theme is "School Days" by Guardians4, and the ending theme is "Take it Easy" performed by Buono!.