何なん日にちかMeanings1expressionsome days; several daysRefers to an unspecified number of days, typically a small number. Often used when the exact count is unknown or not important.See also: 幾日か何なん日にちか休やすみを取とって旅りょ行こうに行いきたい。I want to take a few days off and go on a trip.彼かれは何なん日にちか前まえから風邪かぜをひいている。He has had a cold for a few days.