某ぼう月げつ

noun, adverb

a certain month; some month

Used to refer to an unspecified month, often in formal or written contexts. Can function as a noun or adverbially.

• 某ぼう月げつ某ぼう日じつ、彼かれは突とつ然ぜん姿すがたを消けした。

  On a certain day of a certain month, he suddenly disappeared.

• その事じ件けんは某ぼう月げつに起おこったと記き録ろくされている。

  It is recorded that the incident occurred in a certain month.