Bought a knife at this amazing shop in the outer market of Tsukiji. The president, and third generation owner of the shop is putting my name on the knife. Great shop. Wide variety of knives at a variety of prices. Just keep in mind that this is a cash only shop.

Tsukiji Masamoto
Tsukiji 4-9-9

http://www.tukijimasamoto.co.jp/info.php