Raku is a 4 letter English word.
You can make 25 anagrams from letters in raku (akru).
1870-75; Japanese raku(-yaki) “pleasure” glaze, originated by Chōjirō of Kyoto, who was given the seal-stamp with the character “pleasure” from Hideyoshi as an artisan-household designation
raku ware, so called from the inscribed mark raku (happiness), consisted chiefly of tea-bowls.
Under the first of these classifications may be included Bizen, Seto, raku, and some other wares.
It is equally hard to understand why raku should have been preferred to porcelain for this special ceremonial.
These bowls were sometimes imported from Siam and other countries, and vessels of raku were made for the same purpose.
This raku was a ware introduced by a Corean called Ameya, about the beginning of the sixteenth century.
The raku faience owed much of its popularity to the patronage of the tea clubs.