noun
monetary gift; reward money; honorarium
Money given as thanks, reward, or fee for a service. Often used for honorariums or gratuities.
講演の礼金を受け取る。
Receive an honorarium for a lecture.
お世話になった医師に礼金を包
I gave a monetary gift to the doctor who took care of me.
noun
key money; rental rights fee
A non-refundable payment to the landlord when renting an apartment in Japan, distinct from a security deposit.
この物件は礼金が一ヶ月分かかる。
This property requires one month's rent as key money.
礼金なしのアパートを探している。
I'm looking for an apartment with no key money.