there may be slight variations in size and weight
Japanese planes with the super sharp blade
so it maintains its sharpness
・Blade Material is used Aogami 2 steel
"IYO HIGASHIYAMA", Tennen Toishi (Japanese Natural Whetstone), 1152g Reito Bocho there may be slight variations"IYO HIGASHIYAMA", Tennen Toishi (Japanese Natural Whetstone), 1152g Three HONMAMON Stars (link) While to selecting a Japanese Whetstone, you will see Japanese Natural Whetstone with 2 names on the stone. One name is Mountain Location, The best Natural stone always from Kyoto Higashimon area and Nishimon area. Higashimon area with Nakayama, Okudo, Syobu, Ozaki, Otsuki etc. Another side Nishimon area with Kameoka (Ohirayama), Hiterayama, Maruoyama etc.