noun
wood frame construction; 2x4 construction method
Refers specifically to the North American-style platform framing method using 2x4 inch lumber, widely adopted in Japan.
ツーバイフォー工法は、日本でも住宅建築に広く使われている。
The 2x4 construction method is widely used in house building in Japan as well.
この家はツーバイフォー
This house was built using the 2x4 construction method.