The Bamboo One (no longer produced; sold only in Europe) was an approximately A6-sized tablet which used the same eraser-less pen as the other models but, unlike other models, featured no control buttons.
The Bamboo One (CTF-430; no longer produced; sold only in Europe) had a 5 × 3.6 in (128 × 93 mm) active surface area. It used the same eraser-less pen as the other models but, unlike other models, featured no control buttons.