History
| 1946 | The founder, Sankichi Takada starts sole proprietorship by making use of his welding technique. |
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| 1948 | Start the production of gas meter parts for Kyoto Factory, Shinagawa Corporation. |
| 1949 | Starts receiving orders from Osaka Gas Co., Ltd. for facility repair work in Kyoto Factory, Osaka Gas. |
| 1953 | Opens special appliance manufacturing, and at the same time, opens the Gas Shop for Osaka Gas products in Shichijo-Omiya. Also starts selling household appliances. |
| 1957 | Changes the organization from a private business to Takada Seisakusho Co., Ltd. The capital is 1 million yen. |
| 1962 | Newly opens the Yamashina Gas Shop, and at the same time, sets up the sales department as Takada Shokai Co., Ltd. |
| 1963 | Reconstructs the factory, improves machinery and equipment, and is added to the list of appliance manufacturers designated by Osaka Gas Co., Ltd. |
| 1965 | Increases the capital to 9 million yen. |
| 1969 | Joins the group of Narita Seitosho Co., Ltd. |
| 1970 | Increases the capital to 18 million yen. |
| 1973 | Receives a license of General Engineering Contractor from Kyoto Prefecture. (License No. General-19 No. 5500, machinery and appliance installation business,plumber business ) |
| 1974 | Constructs a new factory (Kumiyama Factory) in the current location, Kumiyama-cho, Kuse-gun, Kyoto Prefecture. |
| 1978 | Constructs the combustion test station. Establishes Osaka Gas Governor Station within our premises. |
| 1981 | Changes the headquarters to Kumiyama Factory. |
| 1986 | Establishes another special factory for burners and commercial gas appliances within the premises of the headquarters. |
| 1987 | Changes the corporate name to Narita Seisakusho Co., Ltd. |
| 1987 | Increases the capital to 36 million yen. |
| 1990 | Builds the factory and makes preparations for accepting orders for large equipment. |
| 1997 | Constructs a new office building. |
| 2002 | Refurbishes the inside of the factory and builds a special factory for machine assembly. |
| 2022 | Received new permission from Kyoto Prefecture for Electrical construction business in the general construction industry. (License No. General-19 No. 5500, machinery and appliance installation business,plumber business,Electrical construction business) |
| 2023 | Obtained SBT (Science Based Targets) certification as NARITA Group. |