>>281787704
I agree that it's probable that he'll appear in this episode because it's about idols and probably centered on Uta.
>the movie and the guy is appearing in that
Apparently there's a synopsis of the movie that mentions Kaito being in Hanamichi Town? So he'll probably just show up for a cameo in the movie. There's no time for him to learn about the Cures before it's released.