Wonderful Precure! (TV)

In episode 16, Shinnosuke Nohara and Shiro, his pet dog from the anime Crayon Shin-chan made a cameo appearance. Crayon Shin-chan is an anime series which was also broadcasted by Asahi Broadcasting Corporation (ABC). Komugi / Cure Wonderful, Iroha / Cure Friendy and this anime's monster, a Garugaru also made a cameo appearance in the Crayon Shin-chan episode which was aired the same week as this episode for the exchange purpose.

In episode 18, there is a special 30 seconds memorial video at the beginning of the episode to celebrate the Precure franchise's 1000th broadcast on TV Asahi on Sunday 8:30 a.m JST time slot. It includes cuts, images from the first season, Futari wa Precure to the current season, Wonderful Precure! and a crossover image of Cure Black and Cure Wonderful illustrated by Akira Inagami, the character designer for the original Futari wa Precure season which later also served as the episode's ending card. The video was cut out of international realease episode on Crunchyroll but the ending card was kept. To be specific, this episode celebrates the 1000th broadcast, which included some rerun episodes from hiatuses, it isn't the 1000th episode.

In episode 32, characters from Soaring Sky! Pretty Cure and Witchy Precure! made their cameo appearance to promote Wonderful Precure! The Movie!. It's also the franchise's 1000th episode, not counting the movies and the spin-off episodes.