Company
About Meiwa Co., Ltd.

Meiwa Co., Ltd. is a technology-oriented Japanese company, aiming to achieve sustainable world by altering organic waste into biochar for agricultural and energy use. With its unique technologies co-developed with prominent research institutes and ministries ranging from Tokyo University to Ministry of Environment, Meiwa aspires to a leading SME* that promotes mutual sustainable development of Japan and developing countries.
Year of incorporation | 1971 |
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Representative | President Takamasa Ueno |
Capital stock | JPY 64,661,000 |
Number of employees | 38 (as of June 2018) |
Headquarters | 3-8-1, Minato, Kanazawa-city, Ishikawa, Japan |
Branches | Kumamoto, Miyazaki, Okinawa |
Shareholding companies | Haruki Seisaku Co., Ltd.(Kumamoto, Japan) |
Main business area | Agriculture / Environment / Waste / Renewable Energy / Freezing Concentration |
Main products | Dust collectors, biomass carbonization plants, methane fermentation plants, wastewater treatment systems, freezing concentration equipment, rice husk expansion softening equipment, etc. |
Certificates | ISO9001 certificate MSA-QS-4363 ISO14001 certificate MSA-ES-1545 |
Company's History
1964 | Founded as an ironwork in Kanazawa |
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1965 | Institutionalized as Meiwa Tekko Kyodai Shokai. Entered into pollution prevention industry |
1969 | Started developing desulfurization device |
1971 | Changed its corporate name to Meiwa Tekko Co., Ltd. |
1973 | Developed and started selling dust collectors for dry storage facilities for rice and wheat |
1976 | Installed the first drying storage plant for grain crops |
1984 | Installed the first dry-type dust collector with bag filter |
1987 | Changed its corporate name to Meiwa Co., Ltd. Opened a branch in Kumamoto Prefecture |
1992 | Installed the first follow-up scrubber as an option for dust collector |
1993 | Installed the first pesticide-containing wastewater treatment system "Izu-Shimizu" |
1996 | Installed the first carbonization plant for rice husk "Black Ace" |
1999 | Installed the first rice husk expansion machine "Rub Stone" |
2001 | Installed the first crushing, drying and carbonization plant |
2002 | Installed the first drying, carbonization and deodorization plant |
2003 | Installed the first lateral-type rotary kiln carbonization plant Installed the first pellet stove |
2004 | Installed the first batch-type small carbonization machine "Batch Cutter" Installed a biogas generation plant in China, supplying 380 households with cooking gas Opened branches in Hokkaido, Miyazaki and Okinawa Prefectures |
2005 | Installed the first carbonization machine in Taiwan (Industrial Technology Research Institute) |
2006 | Installed the first carbonization plant for rice husk in South Korea |
2011 | Moved its headquarters to Minato, Kanazawa |
2016 | Launched International Development Division for export/overseas business |
2017 | Obtained ISO9001/14001 Certifications |
Location
Address :3-8-1, Minato, Kanazawa-city, Ishikawa, Japan 920-0211
Tel:+81(0)76-239-0118
Fax:+81(0)76-238-0866
Email:info@meiwa-ind.co.jp
How to access

From Tokyo to Kanazawa
By train (Approx. 2.5 – 3 hours): Take Hokuriku-Shinkansen (Kagayaki or Hakutaka) from Tokyo Station or Ueno Station.
By air (Approx. 1 hour + 40 min by shuttle bus): The closest airport is Komatsu Airport. Currently, multiple flights from Haneda and one flight from Narita are daily available. See the latest information at the following website:
http://www.komatsuairport.jp/index_en.html
From Kanazawa to Meiwa’s office
Take taxi from Kanazawa Station to go to Minato 3-8-1. It takes about 20 - 30 minutes from the station. Feel free to contact us in advance for the direction or transportation arrangement.