一いっ個こ一いっ個こ

expression, noun which may take the genitive case particle 'no'

one by one; individually; each one

Emphasizes handling or considering items separately, one at a time. Often used adverbially with に or as a pre-noun modifier with の.

See also: 一つ一つ (ひとつひとつ)

• りんごを一いっ個こ一いっ個こ丁てい寧ねいに箱はこに詰つめた。

  I carefully packed the apples into the box one by one.

• 一いっ個こ一いっ個この部ぶ品ひんをチェックしてください。

  Please check each individual part.