He is the custodian of his relative's land.
遺産の預かり人として、責任は重い。
As the trustee of the estate, the responsibility is heavy.
person in charge of a detainee; custodian of a person in custody
Used in legal or official contexts for someone responsible for a person who has been taken into custody, such as a guardian or supervising officer.
警察は未成年の預かり人を呼んだ。
The police called the custodian of the minor.
勾留中の容疑者の預かり人が面会に来た。
The person in charge of the detained suspect came for a visit.