na-adjective, noun
cozy; homely; warm and welcoming
Describes a place, atmosphere, or person that feels relaxed, comfortable, and inviting like being at home. Often used for cafes, restaurants, or gatherings.
wasei-eigo (Japanese-coined English), from at home
このカフェはとてもアットホームな雰囲気ですね。
This café has a really cozy atmosphere, doesn't it?
アットホームなパーティー
I want to throw a warm, homey party.