Moving into a new municipality or registering residence in a new city/town (submitting a moving-in notification to the city office).
引っ越したら14日以内に市役所で転入届を出さなければならない。
After moving, you must submit a moving-in notification at the city office within 14 days.
彼女は東京へ転入してから、仕事の幅が広がった。
After she moved into Tokyo, her job opportunities expanded.
転入後は住民票の住所変更も忘れないでください。
After moving in, don't forget to change the address on your residence record.
Transferring into a new school (enrolling or transferring to another school).
彼は春に県立高校へ転入してきた転入生だ。
He is a transfer student who moved into the prefectural high school in spring.
転入手続きのために、前の学校から成績証明書を取り寄せた。
I requested academic transcripts from my previous school for the transfer procedures.