Wood Species

Common Name(s): Sugi, Japanese Cedar Scientific Name: Cryptomeria japonica


Allows for up to 20 tight or 10 dead knots per 2M board length, unlimited combination of heartwood and sapwood, pith allowed.

Checks allowed to 1/16 as long as plank stability, weather-resistance and cosmetics are not adversely affected.

Not allowed Rot, Crack, Worm, Bug Holes, Wane, Hit & Miss and Blue stain Our products have repaired hole-knots, dead-knots crack-live knots by hotmelt, but there may be slight dents and cracks.

Twist, round and bended that do not interfere with the fixing of the profile board is allowed.


finish products KD 14% (+/-4%)


SAI & YUKI series

The colors shown in the table are for regular products, so if you have a desired color, please consult your nearest dealer. Oil Brand name "RESONA C" is a natually derived colored paint made from linseed oil.


Thickness & Width will be change according to Profile.

Fire Retardancy

On demand, please ask us