Bacut StoreDemonstrationsServicesFood Hygiene Testing Equipment SeriesFood Microbiology Proficiency TestingFood Safety and Security Certification SystemContract Testing SupportPlanning, Development, Manufacturing, and Sales of Products for General Consumers
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Founded Shimakyu Shoten in Nihonbashi, Tokyo Prefecture (present-day Nihonbashi, Chuo City, Tokyo). Became the first company in Japan to import chemicals from Germany and began selling them.
Relocated the head office to Higashi-ku, Osaka City (present-day Chuo-ku).
Changed the company name to Shimakyu Yakuhin Co., Ltd.
Establishment date - June 14, 1954 (Showa 29) (Founded in Meiji 10)
Entered into a technical partnership with CV Chemie of the Netherlands (now PURAC).
Expanded the Mikuni Plant and strengthened and enlarged the food additives and pharmaceuticals manufacturing divisions.
Constructed a new office on the grounds of the Mikuni Plant and relocated the head office from Higashi-ku.
Opened the Tokyo branch.
Opened the Kyushu branch (currently Fukuoka branch).
Established a subsidiary in Tokyo: Shimakyu Bacterial Test Equipment Co., Ltd.
Opened the Nagoya branch.
Expanded the factory of the Food Supplement Division. Opened the Sendai branch.
Established new manufacturing and research facilities for the BACcT division.
Established the Food Science Research Institute. Opened the Hiroshima branch.
Changed the company name to Shimakyu Food Tech Co., Ltd.
Established NIPPON BACTERIAL TEST Co., Ltd., a production company related to testing equipment, in Thailand.
Established SHIMAKYU Co., Ltd., a food additive production company, in Thailand.
Merged with Shimakyu Bacterial Test Equipment Co., Ltd. and changed the company name to Nihon Bacterial Test Co., Ltd.
Expanded operations of the Tokyo branch and renamed it Tokyo Branch.
Established Shimakyu Co., Ltd.
ISO9001:2008 certification obtained.
Established the New Business Promotion Department and began planning, developing, manufacturing, and selling products for general consumers.
Revamped the company name logo, brand logo, mark, and message.
The Food Science Laboratory obtained ISO/IEC 17025:2017 accreditation for viable cell count, coliform count, Staphylococcus aureus count, fecal coliform count, Escherichia coli count, and Vibrio parahaemolyticus count.
Received the Governor of Osaka Prefecture Award under the FY2023 Osaka Prefecture Food Safety and Security Commendation Program.
Awarded by Osaka City Health Bureau, Fiscal Year Reiwa 6 (Sangoku Factory).
Awarded by Governor of Osaka Prefecture for Health and Sanitation Merit and Excellent Facility, Fiscal Year Reiwa 6 (Sangoku Factory).
Sangoku Factory obtains JFS-B standard compliance certification.
The Food Science Laboratory surrendered its ISO/IEC 17025:2017 accreditation and obtained ISO/IEC 17043:2023 accreditation (food testing, food microbiology category).
Food Science Research Institute obtained ISO/IEC 17043:2023 certification (Food Testing Microbial Class).
At the 47th Annual Meeting of the Japanese Society of Food Microbiology (Osaka), Japan Bacterium Inspection Co., Ltd. presented a poster (P-22) on the theme "Bacterial Death Behavior by Low-Temperature Cooking of Chicken Breast." This was the third consecutive year of presentation, and many attendees showed interest, leading to active Q&A and discussion.
Nihon Bacteria Inspection Co., Ltd. will exhibit jointly at the booth of Ikari Shodoku Co., Ltd. (Booth No. 8-61) at the 3rd Food Hygiene Innovation Exhibition Tokyo, to be held at Tokyo Big Sight from November 18 to 20, 2026. The company will showcase “AirBACcT” and “BACcT Automatic Colony Counter AC-BOX,” which help improve the efficiency and automation of food testing operations, and introduce them through live demonstrations.
As part of the recurrent education program coordinated by the three universities of the Hokkaido National University Corporation, the "HACCP & Food Safety Management Program Obihiro Seminar for FY Reiwa 8" will be held. The seminar is available both in-person and via web, and Setsu Co., Ltd., the manufacturer and distributor of various detergents, will be a speaker.
Nippon Bacterial Inspection Co., Ltd. will exhibit at the “FY2026 Food Safety and Security Seminar,” to be held on November 6, 2026. A presentation will be given, and key products are scheduled to be displayed.
Nippon Bacterial Testing Co., Ltd. will attend the 47th Annual Meeting of the Japanese Society for Food Microbiology, to be held in Osaka on September 9–10, 2026. The company plans to exhibit equipment and give oral and poster presentations on “low-temperature cooking of chicken,” and will also participate in a luncheon seminar.
Nippon Bacterial Inspection Co., Ltd. will exhibit jointly with Sawamura Co., Ltd. at the 2nd Food Safety & Hygiene Innovation Exhibition Osaka, to be held at INTEX Osaka from September 30 to October 2, 2026. The booth will feature the AC-BOX automatic colony counter, the BACcT / AirBACcT food hygiene testing instruments, SWAB-Pro, and other products.
A hygiene seminar was held in the Department of Food Culture, Faculty of Food Culture, at Baika Women's University. Participants learned the importance of handwashing through a lecture on hygiene, a video about handwashing, and an experiment examining how watery stool splashes in a Japanese-style toilet. We also practiced handwashing with the students and conducted an experiment to check whether they were washing their hands correctly.
Japan Bacterial Inspection Co., Ltd. is accepting applications for the 2nd and 3rd rounds of its “FY2026 Food Microbiology Proficiency Testing (ISO/IEC 17043:2023).” The application deadline for the 2nd round is October 9, 2026, and for the 3rd round, January 29, 2027. For details, please see the company’s information page.
Japan Bacteria Testing Co., Ltd. conducted a handwashing class at Shiki Nursery in Yao City, Osaka Prefecture as part of its community outreach activities. The children learned the correct handwashing steps—washing from fingertips to wrists—through original drama, music, and dance in a fun way. The company plans to continue protecting the smiles and health of local children with similar activities.