noun
re-entry permit
An official document issued by immigration authorities allowing a foreign resident to leave and re-enter Japan without losing their residence status.
再入国許可書を取得するには、入国管理局で申請が必要です。
To obtain a re-entry permit, you need to apply at the immigration office.
Compound of 再入国 (re-entry) + 許可書 (permit document).