In 2005, digital camera sales were dominated by Canon (キヤノン), with a market share of 21.7%. SONY (ソニー) came in second with 17.3%, Eastman Kodak (コダック) with 16.9%,
OLYMPUS (オリンパス) in 4th place with 10.8%, and Nikon (ニコン) following with 10.4%. These four Japanese companies accounted for 60.2% of worldwide digital camera sales.
In 2003, the market was led by SONY with a market share of 23.0%. Second place belonged to Canon with 21.7% of sales. OLYMPUS and FUJI FILM had 15%, and Nikon had 10.9%. These Japanese companies accounted for 85.6% of digital camera sales in that year.
In August 2004, CASIO announced production of the standard slim digital camera with zoom lens. The use of ceramic lens with a high refractive index permitted a decrease in dimensions, allowing the camera to fit in the palm of a hand.