Joining together two massive 7 and 5 meters long larch beams that have Japanese scarf joint Kanawa Tsugi in between them. Using this joint the two joined members have very high structural strength if it is positioned parallel the grain instead of perpendicular as it is common in European carpentry. These joints have been cut using Japanese hand tools - ryoba saws, kanna planes and nomi chisels. It takes about 5 hours for experienced carpenter to make this joint on both members. This joint is als