Established ceramic sanitary ware laboratory and began manufacturing sanitary ware 1912
1914 Successfully developed Japan's first seated flush toilet
1917 Established Toyo Toki Company, Limited (current TOTO LTD.) in Kokura, Kitakyusyu
1922 Start of operation at Mikawashima water treatment facility
1936 Completion of the Imperial Diet Building (National Diet Building)
1946 Faucet production begins
1955 Establishment of the Japan Housing Corporation
1958 Launched TOTOLITE Bath FRP bathtubs.
1962  Launched Thermos-stat mixer faucet
1962 Formulated Company Mottos
1963 Developed Japan’s first prefabricated bathroom module (based on JIS provisions) Installed modules at the Hotel New Otani
1964 Tokyo Olympics held
1968 Launched bathroom vanity units. Launched combination single lever mixing faucet
1969 Changed trademark from Toyotoki to TOTO
1970 Changed corporate name from Toyo Toki Company, Limited to TOTO KIKI LTD. (current TOTO LTD.)
1971 Launched Enamel bathtub nationwide
1971 Opened TOTO Ginza Pavilion
1975 Launched US System water-saving urinal system
1976 Launched CS series water-saving noise-reducing toilet
1977 Launched KB series bathroom unit for single-family homes
1977 Established P.T. SURYA TOTO INDONESIA, a joint venture company in Indonesia
1980 Launched WASHLET TM GS (toilet seats with a warm-water washing feature)
1980 Established TOTO Service Ltd. (current TOTO MAINTENANCE LTD.)
1981 Launched Delux series modular kitchen design. Started mass production of ceramic valves for new domain of faucets
1984 Launched automatic faucet
1985 Launched Shampoo Dresser (bathroom vanity suited for washing hair)
1985 Opened GALLARY-MA.
1988 Started mass production of electrostatic chucks for semiconductor manufacturing euqipment. Launched Otohime sound emulator for toilets. Launched 6L toilet in the United States
1989 Awarded the Total Quality Control (TQC) Deming Prize Founded TOTO Publishing Established TOTO Kiki U.S.A., Inc. (current TOTO U.S.A. INC.) in the United States. Opened TOTO Super Space as flagship showroom  (current TOTO Tokyo Center Showroom)
1993 Launched NEOREST EX integrated toilet
1993 Established SUNAQUA TOTO LTD. to provide a comfortable work environment for people with disabilities Remodeling Declaration
1994 Launched TOTO Remodel Club
1995 Established TOTO KIKI (CHINA) CO., LTD. (current TOTO (CHINA) CO., LTD)
1996 Opened TOTO Technical Center
1997 Announced CS Declaration
1998 Launched Hydrotect tiles Launched US integrated toilet Diatect
1999 Developed CEFIONTECT technology which prevent dirt and easy to clean Launched WASHLET TM apricot Series with built-in Wonder-Wave Cleansing.
2000 Launched super hydrophilic photocatalystic coating agent HYDROTECT Coating
2001 Launched Furopia KV series system bathroom with quick-drying KARARI floor for single-family homes. Launched Aqua Auto Eco automatic faucet with power generation function
2002 Launched NEOREST EX Series with built-in TORNADO FLUSH technology that firmly clean off dirt
2002 Entered into operational agreement between TOTO, DAIKEN, and YKK Architectural Products Co., Ltd. (current YKK AP Inc.) in renovation. Established Universal Design Research Center (Kokura)
2003 Launched System J Crystal Series bathroom vanity unit
2003 New Remodeling Declaration
2004 Launched system bathroom Furopia insulated thermal pot MAHOBIN bathtub series for single-family homes
2004 CSR Declaration
2005 Established the TOTO Water Environment Fund Established the Kirameki Promotion Office to further promote women’s careers
2006 Established TOTO Universal Design Research Center (Chigasaki)
2007 Launched Neorest Hybrid series with Hybrid Ecology System
2007 Changed corporate name from TOTO KIKI LTD. to TOTO LTD.
2008 Launched Restroom Item 01 (Universal Design series of public toilets)
2008 Established TOTO Europe GmbH in Germany
2009 Exhibited products at one of the world’s largest exhibit ISH for the first time
2010 Launched the Eco Single faucet Launched AIR-IN-SHOWER Showerhead
2010 Announced TOTO Environmental Vision 2017
2011 WASHLET TM shipments exceeded 30 million units Launched WASHLET TM Apricot with EWATER+, antibacterial electrolyzed water (nozzle cleansing)
2011 Joined the United Nations Global Compact
2012 Started production of materials for semiconductor production equipment using the aerosol deposition (AD) method.
2013 Launched aerosol deposition film products Started production of ceramic film through the aerosol deposition process Launched Bedside Flushable Toilet Launched Flush Tank Style Commercial Compact Toilet with new flush tank type flushing system. Started production of parts for semiconductor manufacturing machine through the aerosol deposition process
Launched Flush Tank Style Commercial Compact Toilet with new flush tank type flushing system Launched WASHLET TM PS adopting an eco remote control that does not needing dry cell batteries
2014 Launched TOTO Global Environmental Vision
2015 WASHLET TM shipments exceeded 40 million units.
2015 Opened TOTO Museum
2017 Launched NEOREST NX toilet featuring WASHLET TM globally Launched the Faucet 10 of water faucets such as the GO series, destinguished by their sophiscated designs, to the global market
2017 100th anniversary of TOTO
2018 Cumulative sales of unit bathrooms exceeded 10million units
2017 Anshin Remodeling Declaration
WASHLET TM shipments exceeded 50million units
2019 Started business of MORIMURA SOFC TECHNOLOGY Co., Ltd., a joint venture between four companies of the Morimura Group (NORITAKE CO., LIMITED, TOTO LTD., NGK INSULATORS, LTD., and NGK SPARK PLUG CO.,LTD.)
2020 Released system bathroom “The remote control system”
2021 Launched Public Restroom Support System that support toilet spaces with plumbing fixtures x IoT
2021 Announced Shared Value Creation Strategy TOTO WILL 2030. Olympic and Paralympic Games Tokyo 2020 held
2022 WASHLETTM shipments exceeded 60million units.
Expanding Business in 18 Countries and Territories(as of April 2022). TOTO has expanded its business to 18 countries, including Japan and mainland China as well as to other countries in Asia and Oceania, the Americas, and Europe. We are proposing functional plumbing spaces with comfort that have TOTO's advanced technology to customers throughout the globe. We have earned high praise worldwide for the TOTO plumbing products we have delivered to many renowned hotels in each corner of the world.
Over 60.00 Million Units Total WASHLETTM shipped worldwide (as of August 2022) The WASHLETTM dramatically changed the bathroom  culture in Japan since its release in 1980. Today, the WASHLETTM is showing steady growth throughout the world.