From Wiktionary, the free dictionary
Contraction of のうち.
んち • (-nchi)
- ん家: one's house
- 佐藤んち ― Satō-nchi ― Sato's house
- 俺んち ― ore-nchi ― my home
Contraction of 日 (nichi)
んち • (-nchi)
- 日: day (of the month), counter for days
- 一日 ― ichinchi ― one day
- 三月十七んち ― sangatsu jūnananchi ― March 17th