入居 (nyūkyo) means “moving in” | MotiTan Japanese Dictionary

More examples

身分証明書は、入居の申し込みに必要です。mi bun shō mei sho wa nyū kyo no mō shi ko mi ni hitsu yō de su

Identification is required for the move-in application.

Describes entering a new home or room and beginning to live there.

引っ越しhikkoshi: The act of moving from one home to another.
転居tenkyo: The act of changing one's home to another place.

新しい住居や部屋に入って、そこで生活を始めること。atara shi i jū kyo ya heya ni hai tte so ko de sei katsu o haji me ru ko to

The Sino-Japanese compound 入居 (nyūkyo) combines 入 (nyū, "enter") and 居 (kyo, "reside"), linking entry into a place with beginning residence there.

In everyday Japanese, 引っ越す (hikkosu) is more conversational for moving house, while 入居 (nyūkyo) is common in rental notices and housing documents.