Serena Jōnouchi (城之内 セレナ Jōnouchi Serena?)
Voiced by: Satomi Satō (Mini Skirt), Madoka Yonezawa (Aurora Dream) Serena is a character introduced later in the story. Her father Steven is a French businessman, and mother Karen is a Japanese from Kyoto.
She seems to be very hot headed and can't stand to be bored. She loves to dance and do comedy duos with her best friend Kanon Todo. She also seems to like competition and strives to win over MARs. She speaks Kawachi dialect in Osaka Japanese. She and Kanon won over Aira and Rizumu in the Summer Queen Cup which she likes to brag about to the three especially Mion. Se always tries to challenge MARs every time they meet face to face. She is actually a very good supporter of MARs. She sees herself as Mion's rival.
She has short light yellow hair and blue eyes. Serena looks much like Mion, only with a different shade of eyes.
Serena debuted with Kanon. They are a duo who performs shows together. They have a friendly rivalry against MARs.