Tombow Pencil Co., Ltd. of Japan has a long history of product innovation since its founding in 1913. The company started using "tombow" (i.e. "dragon fly" in Japanese) as its trade mark in 1927.

Tombow's most renowned brand is "Mono". Its Mono 100 wooden pencils, Mono Knock erasers, Mono Zero erasers, etc., all have a large fan following. JetPens.com customers have come to love Tombow's Fudenosuke (筆之助) brush pens for their soft and brush-like nib.

The latest product innovation from Tombow includes the AirPress ballpoint pens (known for using air pressure to help dispense ink) and the Zoom 101 fountain pens (known for their light-weight but durable carbon fiber bodies).