Conventional construction method, 2x4 two-by-four, custom-built house is Katsushika-ku Kasumi construction Kasumi Construction Co., Ltd. 1F, Higashitateishi, Ciel Court, 1-1-12 Higashitateishi, Katsushika-ku, Tokyo 124-0013 TEL.03 -5672-0732 FAX.03-5672-0734 2-0734 ｜Top｜Concept｜Construction example｜Conventional construction method｜Two-by-four construction method｜Solar power generation house｜After｜Company profile｜Access｜Inquiries｜ ｜Kitchen / bathroom equipment｜Entrance doors , building materials , sashes, windows, etc.｜Handling of personal information｜JIO Guarantee｜Japan Wooden Housing Industry Association｜