Wakana is a purely Japanese  pearl born in collaboration with one of Japan's leading pearl farms, which has won the Minister of Agriculture, 

Forestry and Fisheries Award for three consecutive years at the National Pearl Fair.

The feature is to use Untreated Natural Color ＆ Koshimono Akoya pearls.

 You can also change to K18 or SV925. The size of the pearl can also be changed.