The largest of the Pearl’s Taiko family is known as Miya that is based off the festival drums brought to the U.S by Japanese immigrants in the early 20th Century. Pearl proudly offers four different sizes of Miya Taiko. Our smallest is the WOT12 which measures 14 inches in head diameter, next is the WOT15 measuring 17 inches followed by the WOT16 with a 19 inch head diameter. Lastly is the largest of the Pearl Taiko, the WOT18 with a head measurement of 21 inches.