かというと
Usage
question word + かというと literally means "If I were to tell you who/what/when/etc." In general this phrase is used to emphasise the information which follows or to delay the providing information in order to keep the hearer in suspense or to stall while recalling it.
どちらかというと = if anything rather; if I have to decide
{どうして/なぜ}かとういうと = The reason is (that -); because
{いつ/だれ/etc.} かというと = to tell you when/who/etc.
Examples
スミスさんは、日本語が上手だ。なぜかというと、日本に長く住んでいたからだ。
Mr. Smith is good at Japanese. The reason is that he lived a long time in Japan.
私は辛い食べ物が好きだから、どちらかというと日本料理より、韓国料理の方が好きだ。
Because I like spicy food, if I have to decide I like Korean food more than Japanese.