Corporate Information

Company Motto: “I will do it!” Our attitude toward work is to be proactive with a sense of initiative.

Management Philosophy

1. Achieve personal growth through awareness of the parties involved and self-improvement, and build your own shining future.

2. We aim to realize the happiness of our employees and their families and a good relationship of trust with our business partners.

3. We will fulfill our social responsibility through the development of the company by practicing “positive challenge” and “mutual respect” toward the fulfillment of the company’s goals.

4. Aware that we are the world’s top runner, we will continue to provide “joy” and “excitement” to our customers through “Rastro” products and aim to improve customer satisfaction.

Company Profile

Company Name Iwasaki Industry Inc.
Business Description Manufacture and sale of plastic household goods and sundries, Manufacture and sale of plastic medical devices
Established November 17th, 1957
Capital 100,000,000 yen
Directors and Officers
(as of June 1st, 2025)
Yoshihisa Iwasaki Chairman and Representative Director
Akihiro Iwasaki, President and Representative Director
Managing Director Takeshi Ienetani
Auditor Teru Yamamoto
Number of Employees 120 (as of March 31, 2025)
Major Banks The Shoko Chukin Bank, Nara Branch
Mitsubishi UFJ Bank, Kosaka Branch
Mizuho Bank, Osaka Branch
Acquired Licenses / Permissions Registered as a medical device manufacturer
Class II Medical Device Manufacture and Sale License
Registered as a veterinary medical device manufacturer
Type II Animal Medical Device Manufacture and Sale License
Notification of controlled medical device sales business

Corporate History

1934 Founding of the Iwasaki Store in Higashi Osaka City
June, 1950 Establishment of a general partnership company, Iwasaki Industry (later changed its name to Iwasaki)
November, 1957 Establishment of Iwasaki Industry Inc.
November, 1967 Acquisition of a factory site at 1216-5 Nukatabekita-machi, Yamatokoriyama City, Nara Prefecture
September, 1968 The start of manufacturing and selling plastic household goods under the Lustroware brand
December, 1983 Approval to label our products Japan Industrial Standards (JIS) by the Ministry of Economy, Trade and Industry
September, 1993 Completion of the Mie plant
June, 2011 Acquisition of ISO9001 Quality Management System Certification at the Mie plant
January, 2015 Selection of The MicroClear container for “2015 MONODZUKURI New Selection in KANSAI” sponsored by the Kinki Bureau of Economy, Trade and Industry in the Ministry of Economy, Trade and Industry
May, 2016 Selection as one of the “Vibrant HABATAKU Small and Medium Enterprises 300 Program” by the Small and Medium Enterprise Agency (SMEA) of the Ministry of Economy, Trade and Industry
December, 2017 Addition of a Class 1 Level Clean Room at the Mie plant site
November, 2018 Marketing Authorization Holder for Medical Devices
and Registered Manufacturing site for Medical Devices
December, 2018 Relocation of headquarters to 421-2 Takada-cho, Yamatokoriyama City
December, 2020 As part of manufacturing the medical equipments, we built production facility and started producing the three layers nonwoven fabric masks (medical usage / general usage) that match ASTM Level2.
December, 2020 Mie plant acquired the International Quality Management System Standard “ISO13485” Certification.

Office Location List

Office Location List
Lustromedic (Mie Plant) medical supply sales area: all over Japan.

Headquarters

  • Accounting Department, Finance Division
  • General Affairs Department, General Affairs & HR Division
  • Sales Headquarters, Sales Support Division
    Overseas Division
    West Japan Sales Department, Osaka Sales Office
  • Quality Operations Department, Quality Assurance Division
  • Manufacturing Headquarters, Engineering & Design Division
    Overseas Manufacturing Management Division
  • Manufacturing Headquarters, Domestic Manufacturing Management Division
    Procurement & Purchasing Specialist
    Production Control Specialist
  • Product Planning Department, Headquarters Product Planning Division
  • Medical Division, Sales Department
  • Digital Marketing Department, Brand Promotion Division
  • Digital Marketing Department, E-commerce Support Division
  • System Operations & Management Department
〒639-1132
421-2 Takada-cho, Yamatokoriyama City, Nara Prefecture
TEL 0743-56-1311 (main)
FAX 0743-56-1316

Mie Plant

  • Quality Operations Department, Quality Assurance Division
  • Manufacturing Headquarters, Domestic Manufacturing & Molding Division
  • Manufacturing Headquarters, Domestic Manufacturing Management Division
  • Manufacturing Headquarters, Domestic Manufacturing Management Division
    Procurement & Purchasing Specialist
    Production Control Specialist
  • Manufacturing Headquarters, Domestic Manufacturing Management Division
    Processing & Outsourcing Specialist
    Semi-finished Goods Warehouse Management Specialist
    Engineering & Design Division
  • Product Planning Department, Mie Product Planning Division
  • Medical Division, Product Management Division
  • Medical Division, Sales Division
  • Sales Headquarters, Logistics Center
〒515-0053
10 Koyo-cho, Matsusaka City, Mie Prefecture
TEL 0598-29-1811 (main)
FAX 0598-29-3111

Tokyo Sales Office

  • Sales Headquarters, East Japan Sales Department
    Tokyo First Sales Office
    Tokyo Second Sales Office
    Tokyo Third Sales Office
    Contract Sales
〒111-0052
1-10-2 Yanagibashi, Taito-ku, Tokyo
TEL 03-5825-8611 (main)
FAX 03-5825-8723

Fukuoka Sales Office

  • Sales Headquarters, West Japan Sales Department
    Fukuoka Office
〒812-0013
4F 2nd Shinkansen Bldg, Hakataekihigashi, Hakata-ku, Fukuoka City
TEL 092-441-0245 (main)
FAX 092-474-5272