noun
Only when written 御子 / み子
Christian term; refers specifically to Jesus as the Son of God. Often used in hymns, prayers, and biblical contexts.
教会で「御子イエス・キリスト」と祈る。
We pray 'Son of God, Jesus Christ' at church.
クリスマスは御子の誕生を祝う日です。
Christmas is the day we celebrate the birth of the Son of God.
noun
imperial child; prince; princess
Refers to a child of the emperor. 皇子 is used for a prince, 皇女 for a princess. The reading みこ is the same for both.
皇子さまは来年、大学に入学される。
The prince will enter university next year.
皇女さまのご婚約が発表された。
The princess's engagement was announced.
The reading みこ is a combination of the honorific prefix 御 (み) and 子 (こ, 'child'). The kanji spellings vary by context: 御子 for the Christian Son of God, 皇子 for an imperial prince, and 皇女 for an imperial princess.