腰-Koshi,meaning waist,is an architectural terminology which indicates the lower part of a wall.When the lower part of a wall is boarded up waisthigh,this is called 腰壁（koshi-kabe）, literally meaning “waist wall.”
At Suikoushya, we share traditional Japanese woodworking techniques and skills. Since it is a small group system, we will provide guidance tailored to each individual’s skills, from beginners to woodworking professionals. Please join us!
I look forward to sharing fine woodworking with you.