旗はたを立たてる

expression, ichidan verb

hoist a flag; raise a flag

Literal action of raising a flag on a pole or similar. Can also be used figuratively for setting a goal or making a declaration.

• 開かい会かい式しきで旗はたを立たてる。

  They raise the flag at the opening ceremony.

• 彼かれは新あたらしいプロジェクトの旗はたを立たてた。

  He raised the flag for a new project (i.e., launched it).