Doitsu is the term given to koi that are not fully scaled – sometimes referred to as German scaled koi. They can be completely scaleless, or have a row of large plate scales along each lateral line, or a row on either side of the dorsal fin

Doitsu is the term given to koi that are not fully scaled – sometimes referred to as German scaled koi. They can be completely scaleless, or have a row of large plate scales along each lateral line, or a row on either side of the dorsal fin