It is a huge bowl that is big enough to hold 6 oranges. Imagine using it for a bowl of ramen. How satisfying would that be!
Since a long time ago in Japan, there have been many dishes in brown or tea colours, such as grilled fish, roots dishes and tea dishes. Blue colour tableware gained popularity because it is a colour that makes those dishes look nicer and more delicious.
As every piece has its handmade feature, slight irregularities in size, glaze, colour and texture might occur and reflect the nature of the artisan product.