| 1938 |
Our founder opened a spring production factory in 1938 at the age of 24, and afterward went through a series of successes and setbacks for a number of years. |
| 1938 |
Founded a spring factory at age 24 in 1938, repeatedly experiencing success and setbacks, and in 1958, at age 44, established Daiseki Oil Chemical Industry Co., Ltd., which became the precursor to Daiseki. |
| 1938 |
Our founder opened a spring production factory at the age of 24. |
| 1945 |
Founded an oil refining business in Mie County, Mie Prefecture |
| 1945 |
Founded oil and fat refining business in Mie County, Mie Prefecture. |
| 1945 |
Founded as a refiner of oils and fats in Mie Prefecture. Founder: Haruo Ito. |
| 1958 |
Completed a lubricating oil refining plant |
| 1958 |
Daiseki was established in 1958, when the term 'recycling' was not yet in common use. We began business from the manufacturing of lubricating oil and the recycling of waste oil. Established Daido Sekiyu Kagakukogyo Co., Ltd. |
| 1958 |
Constructed a plant for lubricating oil refining in the city of Nagoya, Aichi Prefecture. |
| 1958 |
Established Daido Sekiyu Kagakukogyo Co., Ltd. (Common stock: 2 million yen, as of October 1). |
| 1958 |
Established Daiseki Oil Chemical Industry Co., Ltd. |
| 1958 |
Established Daido Sekiyu Kagakukogyo Co., Ltd. |
| 1958-10-01 |
Established Daido Petrochemical Industries Co., Ltd. (October 1, capital of 2 million yen) |
| 1963 |
Opened Nagoya Business Office in Minato-ku, Nagoya |
| 1963 |
Opened the Nagoya Works in the city of Nagoya. |
| 1963 |
Opened the Nagoya Works. |
| 1966 |
Opened Kyushu Sales Office in Kokurakita-ku, Kitakyushu |
| 1966 |
Opened Kyushu Works in Kokura-ku, Kitakyushu. |
| 1966 |
Opened the Kyushu Works in the city of Kita-Kyushu, Fukuoka Prefecture. |
| 1970 |
Established Hokuriku Daisei Co., Ltd. in Kanazawa City, Ishikawa Prefecture |
| 1970 |
Established Hokuriku Daiseki Co., Ltd. in Kanazawa, Ishikawa Prefecture. |
| 1970 |
Established Hokuriku Daiseki Co., Ltd., in the city of Kanazawa, Ishikawa Prefecture. |
| 1972 |
Obtained permit for industrial waste treatment in Nagoya City |
| 1972 |
Later on, in 1972, we received a license for the industrial waste disposal business. Obtained permission for industrial waste management in city of Nagoya. |
| 1972 |
Received certification as an industrial waste disposer in the city of Nagoya. |
| 1972 |
Received permission for industrial waste management in Nagoya. |
| 1973 |
Opened Hokuriku Business Office in Hakusan City, Ishikawa Prefecture |
| 1973 |
Opened the Hokuriku Works in Hakusan, Ishikawa Prefecture. |
| 1973 |
Opened the Hokuriku Works in the city of Hakusan, Ishikawa Prefecture. |
| 1973 |
Opened Hokuriku Works in Hakusan, Ishikawa Prefecture. |
| 1980 |
Opened Osaka Sales Office in Amagasaki City, Hyogo Prefecture |
| 1980 |
Opened the Osaka office in Amagasaki, Hyogo Prefecture. |
| 1980 |
Opened the Osaka Works in the city of Amagasaki, Hyogo Prefecture. |
| 1980 |
Opened Osaka office in Amagasaki, Hyogo Prefecture. |
| 1982 |
Opened Kyushu Business Office in Wakamatsu-ku, Kitakyushu |
| 1982 |
Opened the Kyushu Works in Wakamatsu-ku, Kita-Kyushu. |
| 1982 |
Opened the Kyushu Works in the city of Kita-Kyushu. |
| 1982 |
Opened Kyushu Works in Wakamatsu-ku, Kita-Kyushu. |
| 1984 |
Changed company name to Daisei Corporation |
| 1984 |
Received Chairman’s Award as a resource recycling contribution company from the Clean Japan Center Foundation (now the Resource and Recycling Promotion Center, Japan Society of Industrial Environmental Management) |
| 1984 |
Changed the company name to Daiseki Co., Ltd. |
| 1984 |
Received the Chairman's Award from the Clean Japan Center Foundation (current JEMAI) as a company contributing to resource recycling. |
| 1984 |
Changed corporate name to Daiseki Co., Ltd. |
| 1984 |
Changed company name to Daiseki Co., Ltd. |
| 1984 |
Received the Chairman's Award as a contributing company to resource recycling from the Clean Japan Center Foundation. |
| 1984 |
Changed company name to Daiseki Co., Ltd. and received the Chairman's Award from the Clean Japan Center Foundation. |
| 1990 |
Opened Kanto Business Office in Sano City, Tochigi Prefecture |
| 1990 |
Opened the Kanto Works in Sano, Tochigi Prefecture. |
| 1990 |
Opened the Kanto Works in the city of Sano, Tochigi Prefecture |
| 1990 |
Opened Kanto Works in Sano, Tochigi Prefecture. |
| 1991 |
Stock listed on stock market. |
| 1995 |
Listed on stock market. |
| 1995 |
Went public on the over-the-counter market. |
| 1995-07-27 |
Public offering of shares on the over-the-counter market (July 27, capital stock of 1.27 billion yen) |
| 1995-07-27 |
Began over-the-counter trading (Common stock: 1.27 billion yen, as of July 27) |
| 1996 |
Separated and established Daiseki Plant Inc., an engineering division |
| 1996 |
Separated the engineering department of the company and established it as Daiseki Plant Co., Ltd. (current Daiseki Eco. Solution Co., Ltd.) |
| 1996 |
The engineering office separated from Daiseki Co., Ltd., to become Daiseki Plant Co., Ltd. |
| 1996 |
Separated engineering department to establish Daiseki Plant Co., Ltd. |
| 1997 |
Opened Chiba Plant in Sodegaura City, Chiba Prefecture |
| 1997 |
Opened the Chiba Works in Sodegaura, Chiba Prefecture. |
| 1997 |
Opened the Chiba Works in the city of Sodegaura, Chiba Prefecture |
| 1997 |
At the 10th National Congress for Consideration of Waste and the Living Environment, Chairman Haruo Ito received the Health and Welfare Minister Award (Award for Success in Environmental Business) |
| 1997 |
Opened Chiba Works in Sodegaura, Chiba Prefecture. |
| 1998 |
Received the Minister of Land, Infrastructure, Transport and Tourism Award and the Marine Disaster Prevention Center Award for recovery activities related to the oil spill incident involving the Russian tanker Nahodka in the Sea of Japan |
| 1998 |
Chiba Plant obtained ISO14001 certification for the first time in Daiseki (JQA-EM0304) |
| 1998 |
Received the Japan Coast Guard Commissioner Award and Maritime Disaster Prevention Center Chairman Award in recognition of collection work following the Russian tanker Nakhodka crude oil spill in the Sea of Japan. |
| 1998 |
The Chiba Works received Daiseki's first ISO 14001 certification (JQA-EM0304). |
| 1998 |
Received the Secretary of the Maritime Safety Agency Prize and the Governor of the Maritime Disaster Prevention Center Prize for our restoration work on a heavy oil spill from a Russian tanker in the Sea of Japan |
| 1998 |
Chiba Works received ISO 14001 certification (Certification number: JQA-EM0304) |
| 1998 |
Received the Minister of Land, Infrastructure, Transport and Tourism Award and the Maritime Disaster Prevention Center Director Award for recovery activities following the oil spill incident involving the Russian tanker Nakhodka. |
| 1998 |
Chiba Plant obtained ISO 14001 certification for the first time at Daiseki. |
| 1998 |
Received awards for collection work following the Russian tanker Nakhodka oil spill; Chiba Works received ISO 14001 certification. |
| 1999 |
Listed on the Second Section of the Tokyo Stock Exchange and Nagoya Stock Exchange |
| 1999 |
Listed on Tokyo Stock Exchange and Nagoya StockExchange Second Section. |
| 1999 |
Changed corporate name of Daiseki Plant Co., Ltd., to Daiseki Kankyo Engineering Co., Ltd. |
| 1999 |
Constructed a second plant at the Kanto Works in the city of Sano |
| 1999 |
Listed on Tokyo Stock Exchange and Nagoya Stock Exchange Second Section. |
| 1999-08-05 |
Listed on the Tokyo Stock Exchange and Nagoya Stock Exchange Second Section (August 5, capital 1,385,147,350 yen) |
| 1999-08-05 |
Listed on the Second Section of the Tokyo Stock Exchange and the Nagoya Stock Exchange (Common stock: 1,381,473,500 yen, as of August 5) |
| 2000 |
Reclassified to the First Section of the Tokyo Stock Exchange and Nagoya Stock Exchange |
| 2000 |
Became re-listed on the First Sections of the Tokyo Stock Exchange and Nagoya Stock Exchange. |
| 2000 |
Kyushu Works received ISO 14001 certification (Certification number: JQA-EM0756) |
| 2000 |
Hokuriku Works received ISO 14001 certification (Certification number: JQA-EM0860) |
| 2000 |
Re-listed on First Sections of Tokyo and Nagoya Stock Exchanges. |
| 2000-08-01 |
Listed on the Tokyo Stock Exchange and Nagoya Stock Exchange First Section (August 1, capital 2,575,458,956 yen) |
| 2000-08-01 |
Listed in on the First Section of the Tokyo Stock Exchange and the Nagoya Stock Exchange (Common stock: 2,575,458,956 yen, as of August 1) |
| 2000-09-01 |
Conducted a public offering increase (September 1, capital 3,710,581,956 yen) |
| 2000-09-01 |
Initial public offering (Common stock: 3,701,058,956 yen, as of September 1) |
| 2001 |
Kanto Works received ISO 14001 certification (Certification number: JQA-EM1966) |
| 2001 |
Completed new water treatment facilities and an environmental technology center at the Nagoya Works |
| 2001 |
Completed a sludge recycling plant (sludge dehydration and mixing facilities) at the Hokuriku Works |
| 2002 |
Opened Kansai Plant in Akashi City, Hyogo Prefecture |
| 2002 |
Opened the Kansai Works in Akashi, Hyogo Prefecture. |
| 2002 |
Headquarters, Nagoya Works and Daiseki Kankyo Engineering Co., Ltd., receive ISO 14001 certification (Certification number: JQA-EM2116) |
| 2002 |
Completed construction of Kyushu Recycle Center at the Kyushu Works |
| 2002 |
Opened the Kansai Works in the city of Akashi, Hyogo Prefecture |
| 2002 |
Opened Kansai Works in Akashi, Hyogo Prefecture. |
| 2003 |
Received the 1st |
| 2003 |
President Hiroyuki Ito received the Minister of the Environment Award (Commendation for Contributions to Improving Living Environment) at the National Convention for Thinking about Industrial Waste and the Environment |
| 2003 |
Awarded first "Honest Company Award". |
| 2003 |
President Hiroyuki Ito was commended by the Minister of the Environment Award (with "Award for Success in Environmental Business") at the National Congress for Consideration of Industrial Waste and the Environment. |
| 2003 |
Received the first Integrity Award in the corporate category |
| 2003 |
Received the 1st |
| 2003 |
President Hiroyuki Ito received the Minister of the Environment Award at the National Convention for Considering Industrial Waste and the Environment |
| 2003 |
Received first 'Honest Company Award' and President Hiroyuki Ito was commended by the Minister of the Environment. |
| 2003-10-16 |
President Hiroyuki Ito received the Minister of the Environment Award (Award for Contributions to Environmental Improvement Projects) at the National Convention for Industrial Waste and Environment (October 16) |
| 2003-10-16 |
At the National Congress for Consideration of Industrial Waste and the Environment, President Hiroyuki Ito received the Minister of the Environment Award (Award for Success in Environmental Business) (October 16) |
| 2004 |
Kansai Works received ISO 14001 certification (Certification number: JQA-EM3931) |
| 2004 |
Changed corporate name of Daiseki Kankyo Engineering Co., Ltd., to Daiseki Eco. Solution Co., Ltd. |
| 2004 |
Kansai Branch Office obtained ISO 14001 certification |
| 2004 |
Daisei Environmental Corporation renamed to Daisei Environmental Solutions Corporation |
| 2004 |
Nagoya Recycling Center opened |
| 2004 |
Yokohama Recycling Center opened |
| 2004 |
Kansai Works received ISO 14001 certification; changed corporate name to Daiseki Eco. Solution Co., Ltd.; completed construction of Nagoya Recycle Center and Yokohama Recycling Center. |
| 2005 |
Daiseki Eco. Solution Co., Ltd., completed expansions of the Nagoya Recycle Center and the Yokohama Recycle Center |
| 2005 |
Nagoya Recycle Center of Daiseki Eco. Solution Co., Ltd., was accredited as a contaminated soil purification facility by Nagoya Prefecture |
| 2005 |
Expansion of Nagoya Recycling Center and Yokohama Recycling Center completed |
| 2005 |
Expanded Nagoya and Yokohama Recycle Centers; Nagoya Recycle Center accredited as contaminated soil purification facility. |
| 2006 |
Completed construction of Kanto 3rd Plant in the city of Sano |
| 2006 |
Established the 3rd factory of the Kanto branch in Sano City, Tochigi Prefecture |
| 2006 |
Completed Kanto 3rd Plant in Sano. |
| 2007 |
Daiseki Eco Solution Co., Ltd., completed construction of the Osaka Recycle Center in Taisho-ku, Osaka, Osaka Prefecture |
| 2007 |
Acquired a stake in Tamura Sangyo Co., Ltd., and converted the company to a subsidiary (the city of Utsunomiya, , Tochigi Prefecture) |
| 2007 |
Established Osaka Recycling Center in Taisho Ward, Osaka City |
| 2007 |
Completed Osaka Recycle Center; acquired stake in Tamura Sangyo Co., Ltd., and made it a subsidiary. |
| 2007-04-25 |
Issued new shares through a public offering of 2.2 million shares and a third-party allotment of 330,000 shares (payment on April 25, capital 6,382,605,956 yen) |
| 2007-04-25 |
Offered for public subscription 2,200,000 shares and a third-party allocation of 330,000 shares (as of April 25 and May 22, Common stock: 6,382,605,956 yen) |
| 2008 |
Daisei MCR Co., Ltd. was made a subsidiary |
| 2008 |
Made Daiseki MCR Co., Ltd. a Group subsidiary. |
| 2008 |
Daiseki Eco. Solution Co., Ltd., was listed on the First Section of the Tokyo Stock Exchange and the Nagoya Stock Exchange |
| 2008 |
Changed corporate name of Tamura Sangyo Co., Ltd., to Daiseki MCR Co., Ltd. |
| 2008 |
Augmented new water treatment facilities at the Kansai Works |
| 2008 |
Completed the Eco Energy Center at the Nagoya Works (Changed center name to the 2nd Eco Energy Center in 2015) |
| 2008 |
Changed market to First Section of the Tokyo Stock Exchange and listed on the First Section of Nagoya Stock Exchange |
| 2008 |
Renamed to Daiseki MCR Co., Ltd. |
| 2008 |
Daiseki Eco. Solution Co., Ltd. listed on First Section of Tokyo and Nagoya Stock Exchanges; changed corporate name of Tamura Sangyo to Daiseki MCR Co., Ltd.; augmented water treatment facilities and completed Eco Energy Center. |
| 2009 |
Green Arrows Central Co., Ltd. (which recycles waste plasterboard), a subsidiary of Daiseki Eco. Solution Co., Ltd., completed a new plant in the city of Tokai and commenced full-fledged operations |
| 2009 |
Completed a new factory in Tokai City and started full operation |
| 2009 |
Green Arrows Central Co., Ltd. completed new plant in Tokai and started operations. |
| 2010 |
System Kiko Co., Ltd. was made a subsidiary |
| 2010 |
Made System Kikou Co., Ltd. a Group subsidiary. |
| 2010 |
Acquired a stake in System Kikou Co., Ltd., and converted the company to a subsidiary (Minato-ku, Tokyo) |
| 2010 |
Acquired stake in System Kikou Co., Ltd., and made it a subsidiary. |
| 2011 |
Carried out recovery support activities after the Great East Japan Earthquake |
| 2011 |
Took part in reconstruction efforts following the Great East Japan Earthquake. |
| 2011 |
Received first-company certification from the city of Nagoya and Ishikawa Prefecture under the newly established system of “Excellent Industrial Waste Manager Certification System” |
| 2011 |
Recognized as the first certified business operator under the Good Waste Disposal Business Certification System in Nagoya and Ishikawa Prefectures |
| 2012 |
Received Minister of the Environment Award for success in promoting the formation of a recycling-oriented society |
| 2012 |
Received the Minister of the Environment Award for contributions to promoting a recycling-oriented society |
| 2012 |
Received Minister of the Environment Award for success in promoting recycling society. |
| 2013 |
Green Arrows Kyushu Co., Ltd., a subsidiary of Daiseki Eco. Solution Co., Ltd., completed a new plant in Fukuoka Prefecture and commenced full-fledged operations |
| 2013 |
Green Arrows Kyushu Co., Ltd. completed a new factory in Fukuoka Prefecture and started full operation |
| 2013 |
Green Arrows Kyushu Co., Ltd. completed new plant in Fukuoka. |
| 2015 |
Completed the Eco Energy Center at the Nagoya Works |
| 2015 |
Daiseki MCR Co., Ltd. completed the Utsunomiya Recycle Center |
| 2015 |
Established Nagoya Business Office Eco Energy Center in Minato Ward, Nagoya |
| 2015 |
Completed Eco Energy Center at Nagoya Works; Daiseki MCR completed Utsunomiya Recycle Center. |
| 2017 |
At the 2017 Aichi Environmental Award, Daiseki group received the Nagoya Mayor Award. |
| 2017 |
At the 20th Environmental Communication Awards, “Daiseki CSR Environmental Report 2016” received the Excellent Award in the environmental report division (Award for the 20th Environmental Communication Judge chairperson) |
| 2017 |
Daiseki Eco. Solution Co., Ltd. completed the Yatomi Recycling Center in Yatomi-city, Aichi Prefecture |
| 2017 |
Received Nagoya Mayor's Award |
| 2017 |
Environmental report 'CSR Report 2016' received an excellence award |
| 2017 |
Received Nagoya Mayor Award at the 2017 Aichi Environmental Award; CSR Environmental Report 2016 received Excellent Award. |
| 2018 |
Environmental report 'CSR Report 2017' received an excellence award |
| 2018 |
Established Yokohama Ebisu Recycling Center in Kanagawa Ward, Yokohama |
| 2018 |
CSR Environmental Report 2017 received Excellent Award; completed Yokohama Ebisu Recycling Center. |
| 2019 |
Daiseki Eco. Solution Co., Ltd. completed the Gifu Recycling Center in Kani-city, Gifu Prefecture |
| 2019 |
Established Gifu Recycling Center in Kani City, Gifu Prefecture |
| 2019 |
Completed Gifu Recycling Center in Kani, Gifu Prefecture. |
| 2021 |
Received the President's Award from the Industrial Environment Management Association for Resource Circulation Technology System Award |
| 2021 |
Exhibited at the COP26 Virtual Japan Pavilion |
| 2021 |
Received the Japan Environmental Management Association for Industry Chairman’s Award, one of the Awards for Resources Recirculation Technologies and Systems. |
| 2021 |
Exhibited at the COP26 Virtual Japan Pavilion. |
| 2022 |
Daisei Environment Solutions received the Special Award at the ESG Finance Award |
| 2022 |
Transitioned to the TSE Prime Market and Nagoya Stock Exchange Premier Market |
| 2022 |
Exhibited at the COP27 Virtual Japan Pavilion |
| 2022 |
Daiseki Eco. Solution received a Special Award at the ESG Finance Awards. |
| 2022 |
Daiseki and Daiseki Eco. Solution transitioned to the Tokyo Stock Exchange Prime Market and Nagoya Stock Exchange Premier Market. |
| 2022 |
Exhibited at the COP27 Virtual Japan Pavilion. |
| 2022 |
Transition to the Prime Market of the Tokyo Stock Exchange and the Premier Market of the Nagoya Stock Exchange. (Daiseki Co., Ltd. and Daiseki Eco. Solution Co., Ltd.) |
| 2022 |
Opened the Kansai Works Harima Recycle Center in Harima-cho, Kako District, Hyogo Prefecture |
| 2022 |
Transitioned to the Prime Market of the Tokyo Stock Exchange and the Premier Market of Nagoya Stock Exchange |
| 2022 |
Established Kansai Branch Harima Recycling Center in Harima Town, Kakogawa District, Hyogo Prefecture |
| 2022 |
Transitioned to Tokyo Stock Exchange Prime Market and Nagoya Stock Exchange Premier Market; opened Kansai Works Harima Recycle Center. |
| 2023 |
Daisei Environment Solutions Co., Ltd. transitioned to the Tokyo Stock Exchange Standard Market |
| 2023 |
Exhibited at the COP28 Virtual Japan Pavilion |
| 2023 |
Transition to the Standard Market of the Tokyo Stock Exchange.(Daiseki Eco. Solution Co., Ltd.) |
| 2023 |
Exhibited at the COP28 Japan Virtual Pavilion. |
| 2023 |
Daiseki Eco. Solution Co., Ltd. acquired stock of Sugimoto Trading Corporation and made the company its subsidiary (Hikone, Shiga Prefecture) |
| 2023 |
Transition to the Standard Market of the Tokyo Stock Exchange. (Daiseki Eco. Solution Co., Ltd.) |
| 2023 |
Acquired shares of Sugimoto Trading Co., Ltd. and became a subsidiary |
| 2023 |
Daiseki Environmental Solutions Co., Ltd. transitioned to the Standard Market of the Tokyo Stock Exchange |
| 2023 |
Daiseki Eco. Solution Co., Ltd. acquired stock of Sugimoto Trading; transitioned to Tokyo Stock Exchange Standard Market; exhibited at COP28 Japan Virtual Pavilion. |
| 2024 |
Established Hiroshima Office in Higashihiroshima City, Hiroshima Prefecture |
| 2024 |
Opened Hiroshima Works in Higashihiroshima City, Hiroshima Prefecture. |
| 2024 |
Opened Hiroshima Works in Higashihiroshima City, Hiroshima Prefecture |
| 2024 |
Opened Hiroshima Works in Higashihiroshima City. |
| 2025 |
Due to the company's full subsidiary, Daiseki Environmental Solutions Inc., delisting from the Tokyo Stock Exchange Standard and Nagoya Stock Exchange Premier Market |
| 2025 |
Daiseki Eco. Solution Co., Ltd. was delisted from the Standard Market of the Tokyo Stock Exchange and the Premier Market of the Nagoya Stock Exchange upon becoming a wholly owned subsidiary of Daiseki Co., Ltd. |
| 2025 |
Delisting of Daiseki Environmental Solutions Co., Ltd. from the TSE Standard and Nagoya Stock Exchange Premier Market |
| 2025 |
Daiseki Eco. Solution Co., Ltd. delisted from Tokyo and Nagoya Stock Exchanges upon becoming a wholly owned subsidiary. |
| 2026 |
Business transfer of SyncMOF Co., Ltd. |
| 2026 |
Sugitomo Trading Co., Ltd. is the surviving company, and Sugitomo Paper Industry LLC is the dissolved company through absorption-type merger. |
| 2026 |
Business acquisition from SyncMOF Inc. and absorption merger of Sugimoto Paper Industry Co., Ltd. into Sugimoto Trading Company Co., Ltd. |
