KURETAKE GANSAI TAMBI ”Granulating Colors” 5 colors set//MC20GN/5V | Kuretake product catalog site https://item.kuretake.co.jp/kuretake-web/DispDetail.do?volumeName=00002&itemID=t000100133521&cate1=Watercolor+System&cate2=Gansai/Watercolor&cateType=c2&scode=2470020705