You could improve the Itto team's rotation by using Itto's burst .5 seconds later when you switch to him (normally people do N1Q instead of just Alt+Q), the way you're doing you're not snapshotting Gorou's E buff, only his Ascencion passive, Gorou's buff applies periodically just like Bennett's, having Gorou there is not doing much if you don't do that
Instead of regular build, u can use favo+4pc the exile on Noelle since she doesn't really deal the damage here. more particles and support capabilities.