三さん四よっ日か

noun

three or four days

Used to give an approximate number of days, similar to 'a few days' but explicitly between three and four.

• 三さん四よっ日かほど旅りょ行こうに行いってきます。

  I'm going on a trip for about three or four days.

• この薬くすりを三さん四よっ日か続つづけて飲のんでください。

  Please take this medicine for three or four days in a row.