何なん色しょくなんしょくMeanings1nounhow many colorsUsed to ask about the number of colors, not to ask 'what color' (which is 何色 read なにいろ).この絵えには何なん色しょく使つかわれていますか。How many colors are used in this picture?虹にじは何なん色しょくですか。How many colors does a rainbow have?