About the Shape - This is also a multi-purpose knife, but with a slight vegetable bias. Santoku means 'Three Virtues' or 'To solve Three Problems'. The virtues or problems are slicing, dicing and mincing. Santoku is usually found in 160mm - 190mm lengths. These are more and more popular in Western kitchens due to the unique shape and smaller easy to handle size.
About Masutani - Masutani san is owned by a brother of Ryusen Hamono. Masutani san decided to produce knives that are great quality but at reasonable prices. His knives are incredible for how much they are.