Traditional Japanese Water Cooler, Yuzamashi or Matcha Bowl
 
Color:
Cream
 
Uniqueness:
Suyaki (素焼き), Natural clay with no glaze
Yokode (横手), Side-handle for conveninent one-handed brewing
 
Tokoname Ware:
Japanese pottery that traditionally comes from Tokoname in Aichi Prefecture, Japan. (常滑焼)
One of the "Six Old Kilns of Japan" where pottery has been made since the Heian Era/the 12th century. 
Tokoname clay is high in iron oxide, which reacts with tannin and reduces the astringency in tea, giving it a mellower taste.