This will be semi-original, Danny and his Friends travel to Japan to visit Danny and Daichi Grandfather, Daichi tell Danny this will be a Vacation and there no Villains stopping them from enjoying Tokyo, the group will live in Diamond Clan shrine.

This of course is Dragon ball X male reader I'll rewrite Dragon ball super a bit and set it in GT Timeline like in future

this is The Disastrous life of Saiki k x male reader because why not I can't find a good TDLOSK book so I'll make it,