The principal kinds of ware are Hizen, KiOto, Satsuma, Kutani, Owari, Bizen, Takatori, Banko, Izumo and Yatsushiro.
The porcelain of Kutani is among those best known to Western collectors, though good specimens of the old ware have always been scarce.
Ao-Kutani, so called because of a green (ao) enamel of great brilliancy and beauty which was largely used in its decoration, and Kirtani with painted and enamelled pate varying from hard porcelain to pottery.
The second variety of Kutani ware may often be mistaken for old Japan (i.e.
About the time (1843) of the ao-Kutani revival, a potter called lida Hachiroemon introduced a style of decoration which subsequently came to be regarded as typical of all Kaga procelains.
We find similar decoration on old and choice examples of Kutani-yaki.
In Hachiroemons time and during the twenty years following the date of his innovation, many beautiful examples of elaborately decorated Kutani porcelain were produced.