ウルフムーン

noun

wolf moon; first full moon of the year

A loanword from English, referring to the first full moon in January. Used in contexts related to astronomy, folklore, or modern cultural references.

• 1月がつの最さい初しょの満まん月げつはウルフムーンと呼よばれる。

  The first full moon in January is called the wolf moon.