The guardian might reacts to those with ill intent. The deacon has none of those and Verdan has prejudice against those who challenged him (in fact it's just his own pride and ego), the fact that the guardian just appear is to soothe his thoughts so can enjoy the dishes without overthinking about his injured pride.
aside from good encounters and peoples good characters, I did wonder how Nobu never went beyond local popularity. makes sense if no ones been disclosing it with a little help~
may the kitsune guide you~
I think the forgetting about the Whatsontapp is Kitsune-sama giving him a tiny bit of punishment for daring to think about using Nobu for his own gains.