ナンバー２なんばーつー

noun

number two

Literal meaning: the second item in a sequence or ranking. Often used in contexts like lists, rankings, or numbered items.

• このリストのナンバー２は何なんですか？

  What is number two on this list?

noun

second in command; deputy; right-hand person

Refers to the person who is second in authority or rank within an organization, team, or group. Commonly used in business, politics, and sports contexts.

• 彼かれは社しゃ長ちょうのナンバー２として会かい社しゃを支ささえている。

  He supports the company as the president's second in command.