二に伸しん

noun

postscript; PS

Used at the end of a letter to add an afterthought or additional information. Common in formal and personal correspondence.

• 手て紙がみの最さい後ごに二に伸しんとして、近きん況きょうを付つけ加くわえた。

  At the end of the letter, I added a postscript with recent news.