一いち日じつの長ちょう

expression, noun

slight superiority; a bit more experienced

Used when someone has a small but meaningful edge in knowledge, skill, or experience over others. Often appears in phrases like 一日の長がある.

• 彼かれはこの分ぶん野やで一いち日じつの長ちょうがある。

  He has a slight edge in this field.

• 経けい験けんの差さが一いち日じつの長ちょうとなって現あらわれた。

  The difference in experience showed as a slight superiority.

expression, noun

being slightly older

Rare, literal sense referring to being older by a day or a small amount. Seldom used in modern conversation; the superiority sense is dominant.

• 彼かれは私わたしより一いち日じつの長ちょうがあるだけだ。

  He is only slightly older than me.