What does shiro mean in Japanese?
It is the color white. Improved Answer: That's close, but no. Shiroi means White. Shiro means Fourth Born Son.Improved Answer: ^ Also close, but shiro and shiroi both mean white. Shiro is used as a noun while shiroi is used as an adjective.For example:Kono kappu ha shiro desu = This cup is white.Kore ha shiroi kappu desu = This is a whitecup.