From Wiktionary, the free dictionary
으니까나 • (-eunikkana)
- (Hamgyong, Yukjin, Russia) Alternative form of 으니까 (-eunikka, “since, because, as”).
2016 February 18, 김알류나 [gimallyuna], “딸을 팔아먹은 약담배쟁이 [ttareul parameogeun yakdambaejaeng'i]”, in 한국구비문학대계 [han'gukgubimunhakdaegye][1], 카사흐스탄 우슈토베 보토와이야 [kasaheuseutan usyutobe botowaiya]:저기서 약담배 없으니까나...- Jeogi-seo yakdambae eopseunikkana...
- Since there wasn't any medicinal tobacco there...