皇太子(こうたいし)

こうたいし
noun
crown prince
formalpersonoccupation
1. crown prince; heir to the throne
The son of an emperor or king who is next in line to inherit the throne. In Japan, this title refers specifically to the heir apparent of the Emperor.
皇太子(こうたいし)がご成婚(せいこん)された。
The Crown Prince got married.
皇太子(こうたいし)殿下(でんか)が式典(しきてん)に出席(しゅっせき)された。
His Imperial Highness the Crown Prince attended the ceremony.
皇太子(こうたいし)は即位(そくい)して新(あたら)しい天皇(てんのう)になった。
The Crown Prince ascended the throne and became the new Emperor.

Usage

In Japan, 皇太子(こうたいし) is a formal title with deep cultural significance. The Crown Prince is addressed as 皇太子(こうたいし)殿下(でんか) (His Imperial Highness the Crown Prince). The female equivalent is 皇太子妃(こうたいしひ) (Crown Princess).

Common collocations

  • 皇太子(こうたいし)殿下(でんか) (His Imperial Highness the Crown Prince)
  • 皇太子妃(こうたいしひ) (Crown Princess)
  • 皇太子(こうたいし)ご夫妻(ふさい) (the Crown Prince and Princess)

Related Words

Related: 天皇(てんのう) (Emperor)
Related: 皇后(こうごう) (empress)
general
Added 2026.3.8 17:48 · Revised 2026.9.2 13:01
15500/15717_koutaishi