Rie Kugimiya was added to the cast of the third season of the anime "100 Girlfriends Who Really, Really, Really, Really, Really Love You," which began airing on July 5 on Tokyo MX and will also be shown on Sun TV and BS11. The series is based on the manga by Rikito Nakamura and Yukiko Nozawa, which follows a comedic premise in which a young man must date one hundred women to avoid their deaths. Kugimiya joins Kaori Ishihara, who voices Chiyo Iin, Ayana Taketatsu as Nadi, Hana Tamegai as Yamame Yasashiki, and Aoi Koga as Momiji Momi, as the new character Yaku Yakuzen, the grandmother of Kusuri and Rentarō's latest girlfriend, who first appears in episode 8. Hikaru Sato, who directed the first two seasons at Bibury Animation Studio, returns to direct, while Takashi Aoshima handles series composition and Akane Yano continues character design. Music is provided by Shūhei Mutsuki, Shunsuke Takizawa and eba for Lantis. The season premiered on July 5 at 10:30 p.m. Tokyo time and is broadcast simultaneously on Sun TV and BS11. The opening theme song, "Daisuki♡Zutto Eien ni♡," performed by the Rentaro Family, will accompany the series throughout its run.