Canon designs, builds and sells hardware, then earns recurring revenue from consumables, service contracts and software on the installed base. In 2025 the Printing Business Unit produced ~$16.7 billion (¥2,494.4 billion) of sales (54%), split between office multifunction devices (~$7.13 billion (¥1,063.7 billion)), prosumer laser and inkjet printers (~$6.66 billion (¥993.4 billion)) and production presses (~$2.93 billion (¥437.3 billion)); toner, ink and maintenance on machines already in the field account for much of that income. Imaging (~$7.07 billion (¥1,054.9 billion), 23%) covers EOS cameras and lenses (~$4.19 billion (¥625.5 billion)) plus network cameras and video software from Axis and Milestone (~$2.88 billion (¥429.4 billion)). Medical (~$3.89 billion (¥580.6 billion), 13%) sells CT, MRI, ultrasound and X-ray systems and service. Industrial (~$2.42 billion (¥361.1 billion), 8%) sells semiconductor and flat-panel lithography tools, Canon Tokki OLED deposition systems and sputtering equipment. Canon sells through regional companies such as Canon U.S.A., Canon Europe and Canon Marketing Japan, and spent ~$2.27 billion (¥339.3 billion), about 7.3% of sales, on R&D in 2025.