that guy has skills! looks like the masahiro bessaku knives, which also look like the kanehide and hiromoto honesuki.
heres a neat one. i dont think hes using a tanaka I think its actually a shiro kamo?
[video=youtube;eeeTvatu6fk]https://www.youtube.com/watch?v=eeeTvatu6fk[/video]
also the cat.
Could be one of the Tanaka SG2s with walnut:
Example: http://www.chuboknives.com/products/tanaka-sg2-gyutou-240mm-9-4#.VrapRcuIaBY