東とう証しょう第だい一いち部ぶ

noun

First Section of the Tokyo Stock Exchange

Refers to the former top-tier market of the Tokyo Stock Exchange, replaced by the Prime Market in 2022. Still commonly used in historical and informal contexts.

See also: 東証一部

• 東とう証しょう第だい一いち部ぶに上じょう場じょうしている企き業ぎょうは、厳きびしい基き準じゅんを満みたしている。

  Companies listed on the First Section of the Tokyo Stock Exchange meet strict criteria.