I've noticed that some of Kato's knives are carbon clad and others aren't:
Carbon clad:
http://www.japanesenaturalstones.com/yoshiaki-fujiwara-210mm-gyuto-dragon/
http://www.japanesenaturalstones.com/yoshiaki-fujiwara-300mm-yanagiba/
'unclad':
http://www.japanesenaturalstones.com/yoshiaki-fujiwara-210mm-gyuto-1/
What are the advantages/disadvantages of each?
Carbon clad:
http://www.japanesenaturalstones.com/yoshiaki-fujiwara-210mm-gyuto-dragon/
http://www.japanesenaturalstones.com/yoshiaki-fujiwara-300mm-yanagiba/
'unclad':
http://www.japanesenaturalstones.com/yoshiaki-fujiwara-210mm-gyuto-1/
What are the advantages/disadvantages of each?