I'll hold on the thought that if they ever decides to make a continuation, Soushi would regain his memories of his past self when he's older.
Don't let me down Tow Ubukata!! My headcanon is that he's miffed that Kazuki's taller than him now and would also always wants to do everything himself XD
And the festum4 squad ( now 3 though), lives together!
And Misao's forever scared of chocolat...
I wonder if he's eaten Miwa now that her wish was fulfilled O.o