モンスターカスタマーです
monsutākasutamādesu
1. Monster customer; Difficult customer
Noun
#279152
1. Monster customer; Difficult customer
1. monster; monstrosity
2. giant; influential figure
3. monsterlike; over-demanding
1. customer
1. Customer, probably.; It's likely a customer.
1. If customer; When customer
1. Not a customer.; I am not a customer.
1. If customer; When customer
1. Probably a customer.; It's likely a customer.
1. Wasn't a customer.; Wasn't a client.
1. Not a customer; Not customer