Opal

are recurring NaN Items in.

NaN Opals can be found by breaking Ore Deposits and Rare Ore Deposits. They're also sold by Kairo at Foothill Stable. The Kochi Dye Shop accepts Opals as an ingredient for Light Yellow Dye.

NaN Opals are required to upgrade the following pieces of BotW: at a BotW::

NaN Opals can rarely be found by breaking NaN Jars on the TotK:.