The Anagama or ‘cave kiln’ is a cross draught type kiln, where the flame passes from the fireboxes across the chambers & exits via a flu, to the chimney.
Read all about the Anagama kiln

Raku kiln. The word RAKU is actually a family name in Japan, translated it can mean enjoyment or pleasure. Raku kilns can be fired by gas, electricity, or as with mine, wood.
Read all about the Raku kiln