Tombow is a well-known brand in the stationery and art supplies industry, offering a wide range of high-quality writing instruments and art materials. The company has been in operation since 1913 when it was founded by Harunosuke Ogawa, a pencil manufacturer in Japan.

Over the years, Tombow has expanded its product line to include a range of writing instruments, including pens, pencils, markers, and correction tape, as well as art supplies such as watercolor sets, colored pencils, and brush pens.