The taruki are the rafters that extend from the ridge beam down to the eaves of the roof. Shitaji is the name given to roof framing timbers such as purlins or battens fixed horizontally across the rafters, that the roof cladding is attached to.
The taruki are the rafters that extend from the ridge beam down to the eaves of the roof. Shitaji is the name given to roof framing timbers such as purlins or battens fixed horizontally across the rafters, that the roof cladding is attached to.