Japan Washing Machine Co., Ltd.

Founded on May 24, 1969, by renting an 18-tsubo warehouse in Tamagawa, Ota Ward. Founder Mikio Nakagawa started research and prototype development of small dishwashers.

Started manufacturing and sales of the 'Sanijet' automatic dishwasher in October 1969.

Opened the Osaka sales office in June 1970.

Started manufacturing and sales of the 'Sanistock' dish dispenser series in June 1975.

Opened the Nagoya sales office in October 1976.

Completed a new company building in Tamagawa, Ota Ward, in December 1977.

Started manufacturing and sales of the 'SaniCook' automatic gyoza grill, automatic noodle cooker, and soup warmer dispenser in March 1980.

Constructed a new headquarters building in Unoki, Ota Ward, and relocated from Tamagawa in January 1981.

Opened the Keihinjima factory in March 1987.

Opened the Sendai sales office in April 1990.

Opened the Niigata sales office in August 1991.

Opened the second Keihinjima factory in September 1994.

Mikio Nakagawa assumed the position of President in May 2001.

Issued a booklet of the chairman's greeting in May 2001.

Launched the dishwasher SD220 in November 2001.

Established EcoMech, a manufacturing-related company, in March 2003.

Launched the automatic boiling noodle cooker without boiling in April 2004.

Opened Keihinjima Third Factory in November 2005.

Received the Technology Award from the Japan Gas Association in June 2007 for the development of "Ryōchū (cool kitchen equipment)."},{

Launched the frozen noodle defrosting and cooking machine UM221/241 in July 2007.

Opened the Fukuoka sales office in September 2008.

Launched the under-counter washing machine SD51/53 series in September 2008.

Launched the automatic drainage gyoza grill GZ192/292 in March 2011.

In November 2011, published a case study of Jonathan's pasta boiler introduction in the December 2011 issue of Monthly Dining.

In January 2012, introduced the pasta boiler UM731E in Nikkei MJ's 'Supporting Food'.

In February 2012, published a case study of Sampo-tei's automatic drainage gyoza grill and noodle cooker in the February 2012 issue of Monthly Dining.

In February 2014, featured the Econbuster built-in cleaning machine in Nikkan Kogyo Shimbun, Gas Energy Shimbun, and Denki Shimbun.

In March 2014, featured in the Tokyo Metropolitan Industrial Labor Bureau booklet 'Shining Technology, Bright Company'.

In March 2014, published the development background of the Econbuster cleaner in Tokyo Gas's 'Optimal Kitchen Online'.

In May 2014, launched Japan's first commercial dishwasher with the combustion-type small heater 'Econbuster' built-in.

Launched the automatic dashi soy sauce maker SMD24 in December 2014.

In February 2020, announced at HCJ2020 the SD350 automatic pre-wash + high-temperature high-pressure main wash system, NM221A noodle washing, tightening, and water-draining machine, UM264A tabletop non-boiling jet stream pasta boiler, SWD15KA automatic portioning noodle soy sauce warmer, and UM221B/241B frozen noodle defrosting and cooking machine.

In February 2021, announced at HCJ2021 the SD031MB pre-wash system, NM121B noodle washing, tightening, and water-draining machine, and GZ193 automatic drainage oiling gyoza grill.

In February 2022, announced at HCJ2022 the optional automatic open door, SD230 drum door equipment washer, and DM12A tabletop pasta water drainer.

In February 2023, at HCJ2023, announced the GZ332 automatic drainage three-compartment gyoza grill.

In February 2024, at HCJ2024, announced the steam heat recovery device dishwasher and the front waste collection dishwasher.

On April 1, 2024, joined the Galileo Group.

On July 5, 2024, absorbed the affiliated company Ecomec Co., Ltd.

In February 2025, announced the bottom-heating soup dispenser SWD220PA at HCJ2025.

In February 2025, announced the large-scale dishwashing machine SD240EA at SMTS.

On April 1, 2025, transitioned to a holding company structure within the Galileo Group.