Technology companies of Japan

is a Japanese multinational information and communications technology equipment and services corporation, established in 1935 and headquartered in Kawasaki, Kanagawa. It is the world's sixth-largest IT services provider by annual revenue, and it is the largest in Japan as of 2021.

Kioxia Holdings Corporation () is a Japanese multinational computer memory manufacturer headquartered in Tokyo, Japan. The company was spun off from the Toshiba conglomerate in June 2018 and gained its current name in October 2019; it is currently majority owned by Bain Capital, which holds a 51.1% stake, while Toshiba holds a 30.5% stake. Hoya holds another 3% stake.

Japanese electrical engineering company

thumb|Micrometer by Mitutoyo is a Japanese multinational corporation specializing in measuring instruments and metrological technology, headquartered at Takatsu-ku, Kawasaki, Kanagawa.

1924-1945 aircraft manufacturer in Japan

Japanese manufacturer of bearings

Japanese Corporation

is a Japanese leading manufacturer of automatic test equipment (ATE) for the semiconductor industry, and a manufacturer of measuring instruments used in the design, production and maintenance of electronic systems including fiber optic and wireless communications equipment and digital consumer products. Based in Tokyo, Advantest produces Memory, SoC and RF test systems.

, commonly known as Makino, is a machine tool builder with global sales and service, headquartered in Japan.

thumb|Sokkia level Sokkia Co., Ltd. was founded in 1920 as Sokkisha in Japan. It makes measurement instruments for the surveying, construction and industrial measurement industries. In 2008 Sokkia was acquired by Topcon, but still maintains a separate brand.