Episode Title:
The Greatest Partner Appears! Cure Diamond!!.
Episode Description:
In the Science Lab,as Rikka tries to determine the secrets behind the Cure Loveads, Raquel suggests that she might be able to become a PreCure herself, though Rikka doesn't feel like she has the potential to become one. Upon returning home, Rikka receives some souvenirs from her travelling father and writes him a letter back. The next day, Mana and Rikka run into the shopkeeper who gave Mana the Cure Lovead, who gives Rikka a Lovead of her own, which she is reluctant to accept as she suspects that there is something fishy going on. Meanwhile, Ira targets another citizen who is sore about not receiving any letters and creates a goat-like Letterbox Jikochu, who starts chewing up everyone's letters...
