koirā
1. (interjection) it is that, that's, those are, that was, those were, hence, consequently - variation of koia rā.
(Te Pihinga Textbook (Ed. 2): 8;)
He tangata ātaahua a Te Whakataka, koirā ka hiahia a Maata hei tāne māna (EM 2002:3). / Te Whakataka was a handsome man, that's why Maata wanted him as her husband.
See also koia rā