Fudepen
The fudepen, also known as "brush pen", is a cartridges-based writing implement used in East Asian calligraphy; in essence, an ink brush analogue to fountain pen.Overview
It consists of a pen nib that mimics the brush-like quality of the ink brush with either brush strands as in a normal ink brush or a soft felt tip similar to a marker; the nibs are fed by an ink reservoir. The ink used is unlike traditional calligraphy ink. It is designed to adhere well to modern paper, while traditional ink only adheres well to rice paper.
Japanese company Kuretake was the first to launch a brush pen in 1973, The Pocket used replaceable waterproof
Another two Japanese brands, Sakura and Tombow,
