Q WORKSHOP 20 years: Japanese Dice Set (Q-Workshop) (S20Y05)Japanese Dice for 20th anniversary! Presenting the Q WORKSHOP 20 YEARS: Japanese Dice Set, a new color variant for our exotic design. Digits are written in Kanji characters and adorned with tiny cherry tree flowers. The turquoise paintings on the shimmering black background infused with glitter dust symbolize two decades of our company's existence.