>>281734689
Considering, how she reacted to being praised by Kokoro, she'd enjoy it. Anything that appeals to her ego and builds her up emotionally she's weak against.

>>281732919
>She had lots of crystals though didn't she?
>1 will probably only be a minor issue
True, she hoarded enough to transform her family home into this and cause Maou-sama to materialize in the human realm. That said, just a single gem being buried nearby caused Landlady's entire apartment to constantly fall into disrepair and ward off tenants.