[Features] You can hit it without bleeding even on a wet surface. There is little splashing of the liquid when inking, and you can draw SHARP lines. Even when dried, the motsubo threads and motsubo cotton do not harden, and when water is added, they dissolve and return to their original state. Hard to freeze and easy to work in cold climates. Contains no salt. Bamboo, metal, resin, and all ink sticks are supported.