indicate the level to which a name has been verified.
Meaning & History
It is written three ways: 由 (yu) meaning "reason, cause" and 井 (i) meaning "well, mineshaft, pit". Or (yu) meaning the same as the latter, but with 比 (i) meaning "compare". Lastly, 油 (yu) can mean "oil" and (i) meaning the same as the first example.A notable bearer is Kimiya Yui, he is an astronaut.Yui is also a common first name for girls.