A simple and appealing unisex Korean name with many possible meanings, depending on the hanja characters used. Coincides with the English word "sun", which is a nice bonus.

Japanese mountaineer Junko Tabei was the first woman to reach the summit of Mount Everest, and the first to reach the summits of the tallest peaks on all seven continents.

Naoko is a common Japanese name with an admirable meaning, which, depending on how it's written, can translate to obedient, straight, honest, or green child. Naoko can also be spelled Nahoko.