Founder Tomonori Nakano received a patent for the production of caustic soda via electrolysis
Nippon Soda Co., Ltd. established with capital of ¥750,000 Operations begun at the Nihongi Plant in Joetsu City, Niigata Prefecture
Operations begun at the Takaoka Plant in Takaoka City, Toyama Prefecture
Nisso Shoji Co., Ltd. established
Nippon Soda Co., Ltd. listed on the Tokyo and Osaka stock exchanges
Sanwa Co., Ltd. established
Nippon Soda Co., Ltd. named winner of the 4th Deming Application Prize
Biological Research Laboratory established in Oiso Town, Kanagawa Prefecture (Merged into the Odawara Research Center in 1984)
Nisso Engineering Co., Ltd. established.
Nisso Petrochemical Industries Co., Ltd. established
Nisso Metals Co., Ltd. established (Operations transferred to Nisso Metallochemical Co., Ltd. in 1983)
The feed additive DL-Methionine put into production
The fungicide Topsin developed and put into production
Nisso Kasei Co., Ltd. established in Ichihara City, Chiba Prefecture Operations begun at the Mizushima Plant in Kurashiki City, Okayama Prefecture Agrochemical Synthesis Research Laboratory established in Odawara City, Kanagawa Prefecture (Reorganized to the Fine Chemical Laboratory in 1974)
NISSO-PB named winner of the Society of Polymer Science, Japan Prize
Fine Chemical Laboratory established in Odawara City, Kanagawa Prefecture (Reorganized to the Odawara Research Center in 1984)
Topsin and Topsin M named winners of the 22nd Okochi Memorial Award and Prime Minister's Award, respectively
Haibara Field Research Center established in Makinohara City, Shizuoka Prefecture
The herbicide Nabu developed and put into production
R&D Laboratory for Specialty Chemicals established in Ichihara City, Chiba Prefecture Odawara Research Center established in Odawara City, Kanagawa Prefecture Bandai Field Research Station established in Bandai Town, Fukushima Prefecture
Nabu named winner of the 31st Okochi Memorial Award and the Pesticide Science Society of Japan's Achievement Award, respectively
The acaricide Nissorun developed and put into production
The fungicide Trifmine developed and put into production
Plant completed for manufacturing sodium hydroxide using the ion-exchange membrane method
The feed additive Lactet (rumen bypass methionine) put into production
Participated in the establishment of Novus International, Inc.
New generation antibiotic intermediate AOSA put into production
The insecticide Mospilan developed and put into production Participated in the establishment of Nisso BASF Agro Co., Ltd.
New generation Faropenem-sodium antibiotic jointly developed with Suntory Ltd. and Astellas Pharma Inc. And put into production VP-Polymer photoresist ingredient put into production
Nisso Kasei Co., Ltd. merged with Nippon Soda Co., Ltd., becoming the Chiba Plant of the latter
Nisso Petrochemical Industries Co., Ltd. sold to Maruzen Petrochemical Co., Ltd.
Treatment System by Dechlorination for PCBs named winner of the Japan Soda Industry Association's Technology Inceptive Award
Sales of the feed additive DL-Methionine discontinued Chiba Research Center established in Ichihara City, Chiba Prefecture by merging the R&D Laboratory for High-Performance Materials and part of the Chiba Plant operations
Invested in Liling Fine Chemical Co., Ltd.(China).
Nisso Namhae Agro Co., Ltd. established in Koria.
Alkaline SAS (France), a chemical company purchased.
Zoetis Japan Corporation's plant health business acquired.