Ep. 51: Kirari competes against Aoi to become the Diamond Idol Queen through national promotion and a final duel.
Aired on March 30, 2007

51
Kirari remains significantly behind Aoi, her rival for the title of idol queen, in the rankings. To bridge this gap, she actively works to enhance her public image across the entire country. Her strategy involves participating in various media appearances, including interviews, live concerts, and television broadcasts. These efforts are designed to increase her visibility and appeal to a wider audience. The narrative culminates in a direct one-on-one confrontation between Kirari and Aoi. This final match serves as the decisive idol queen competition, determining who will ultimately claim the prestigious title. The episode focuses on Kirari's intense efforts to catch up and her ultimate showdown with her opponent.
Episodes
- Ep. 47 · Erina attempts to surpass Kirari's popularity through daring challenges and media manipulation.
- Ep. 48 · Kirari, Akane, and Aoi Face a Splendid Showdown for Idol Queen
- Ep. 49 · Akane Frames Kirari as News of the Incident Spreads Quickly
- Ep. 50 · Aoi and Kirari pursue the idol queen title while facing concert cancellations
- Ep. 51 · Kirari competes against Aoi to become the Diamond Idol Queen through national promotion and a final duel.
- Ep. 52 · Kirari Begins Baseball Training During the Season Opening Ceremony
- Ep. 53 · Kirari's Father Opens Cafe and Appeals to Critic Roccomari
- Ep. 54 · Myuu: Naa in Love!? Kirari Duels!!
- Ep. 55 · Fubuki's Manga Inspires Kirari to Seek Help from Himiko Saotome