About Us

About Us

Company name Riken Alumite Industry Co., LTD.
Address 2-44-1 Sakuramoto, Kawasaki-ku, Kawasaki-shi, Kanagawa
Business description Manufacture of metal products (anodized processing, chemical conversion coating treatment, industrial chrome plating)
Established October 1, 1952
Capital stock 60 million yen
Directors Representative Director - Tsubasa Ueno
Senior Managing Director - Fumihiko Miyagawa
Director - Miwako Miyagawa
Director - Toshiro Horikiri
Outside Director - Masayasu Fukuyama
Trading banks Resona Bank Limited
The Shoko Chukin Bank, Ltd.
The Bank of Yokohama, Ltd.
Mizuho Bank, Ltd.
Mitsubishi UFJ Bank, Ltd.
Sumitomo Mitsui Banking Corporation
The Yokohama Shinkin Bank
Major customers (Titles omitted, in no particular order)
FUJI OOZX Inc., IHI Corporation, IHI AEROSPACE Co., Ltd., Nikon Corporation, Mitsubishi Heavy Industries, Ltd., Mitsubishi Electric Corporation, Kawasaki Heavy Industries, Ltd., Toshiba Electro-wave Components, Co., Ltd. Toshiba Energy Systems & Solutions Corporation, NEC Corporation,
NEC Space Technologies, MinebeaMitsui, Inc., Nikkiso Co., Ltd., APC Aerospeciality Inc.,
JAMCO CORPORATION, The Yokohama Rubber Company, Limited, Sumitomo Heavy Industries, Ltd., Ebara Corporation, UACJ Metal Components Corporation, YDK Technologies Co., Ltd.,
SMC Corporation, Sato Metal Trading Co., Ltd.
Organizational chart

Quality Policy

Based on our management philosophy of “We value people, conduct community-based corporate activities, and fulfill our social responsibility as a good corporate citizen,” we have established a quality management system to meet the requirements of our customers and markets as well as applicable legal and regulatory requirements, and have established the following quality policy for our activities.

  • We will meet the expectations and needs of our customers, markets, and legal and regulatory requirements, and provide products that meet the expected product specifications in a stable and economical manner.
  • We will establish an annual activity policy to expand the quality policy, which shall be followed by each department to define quality objectives, carry out activities to achieve them, and review progress and results at quality liaison meetings.
  • In order to achieve sustainable development of our business activities by improving customer satisfaction, we will evaluate our own performance based on the quality objectives, education and training, and management reviews, and continuously improve the quality management system.


Riken Alumite Industry Co., LTD.
Tsubasa Ueno, Representative Director

Environmental Policy

■Basic Philosophy

Riken Alumite Industry Co., LTD. is strongly aware of the relationship between its corporate activities and the global environment, and will fulfill its social responsibility as a good corporate citizen by preventing environmental pollution and reducing environmental impact, and by contributing to the formation of a recycling-oriented society through the efficient use of resources.

■Activity Policy

In our environmental conservation activities, we will always be aware of the environmental impact of our business activities and the requirements for chemical substance management in our products, and will promote the prevention of environmental pollution and the continuous improvement of our environmental and chemical substance management systems.
As part of our environmental conservation activities, we all participate in and pay attention to the following matters:

  • We will comply with environmental laws and regulations and local agreements.
  • We will promote emission control, reuse and recycling, energy conservation, resource saving, waste reduction and proper disposal, and strive to create a recycling-oriented society.
  • We will prevent environmental pollution caused by environmental pollutants and strive to reduce the impact on the environment by controlling the release of environmentally hazardous substances.
  • We will adopt processing methods that have a low impact on the environment.
  • We will promote green procurement.
  • We will promote appropriate management of the chemical substances we use.
  • We will comply with product requirements regarding chemical substances contained in products and chemical substances used in processes.


Riken Alumite Industry Co., LTD.
Tsubasa Ueno, Representative Director

Company History

Sep 1929 RIKEN invented “ALUMITE” (p39-p41).
(The origin of RIKEN ALUMITE is described in “RIKEN Spirit 88 Years “ Part I - Chapter 2 “Scientific Industry” and “RIKEN Zaibatsu”)
Mar 1931 Oxalic acid anodized processing: Named “ALUMITE” (registered trademark)
Mar 1934 Established “Riken ALUMITE Processing Industry Co., Ltd.” as the first factory specializing in ALUMITE processing in Japan with joint investment by RIKEN Foundation, Japan Aluminum Corporation, and Nasu Aluminum Corporation, and started ALUMITE processing.
Oct 1952 Kawasaki Plant became independent and the new “Riken Alumite Industry Co., LTD.” was established.
A new path was started.
Nov 1956 Became a plant approved by the Ministry of Defense and began ALUMITE processing defense equipment and aircraft parts.
Jul 1960 Established industrial hard chrome plating division.
May 1969 Invented ALUMITE processing coloring method “RICOLOR.”
Obtained Japanese Patent No. 655809 and patents in the U.S., Canada, Australia, and Switzerland.
Oct 1986 Capital 60 million yen
Jan 1999 Obtained ISO 9002:1994 / JIS Z9902:1996 quality system certification for products ordered by Sales Section II and processed by Plant Section II (now Surface Treatment Section).
Feb 2003 ISO 9001:2000/JIS Q9001:2000
Quality management system certification registration revised.
Jun 2004 Large-scale sheet ALUMITE production line started operation
(Effective size: length 3.25 m × depth 3.25 m × width 0.20 m weight 800 kg)
Feb 2010 ISO9001:2008/JIS Q9001:2008
Quality management system certification registration revised.
Feb 2014 Chemical conversion coating line for large parts started operation
(Effective size: length 7 m × depth 1.1 m × width 0.9 m weight 700 kg)
Dec 2016 ISO9001:2015/JIS Q9001:2015
Quality management system certification registration revised.
Apr 2017 Published in the national edition of the Nihon Keizai Shimbun to commemorate the 100th anniversary of the National Research and Development Agency RIKEN
Mar 2019 Expanded ISO 9001:2015 / JIS Q 9001:2015 certification registration to the entire company

Access

■By train: Take bus or taxi from JR Kawasaki or Keikyu Kawasaki

◆From Kawasaki Station (East Exit)
・Kawasaki City Bus
Take Kawasaki City Bus No. 10 (bound for Mizue-cho, Shiohama, and Shiohama Office) for approx. 15 min., then walk 3 min. to Rinko Police Station.
・Rinko Bus
Take Kawasaki City Bus No. 21 (bound for Mizue-cho, Hitachi Zosen, and Shiohama Office) for approx. 10 min., then walk 3 min. to Rinko Police Station.
・Kawasaki City Bus
Take Kawasaki City Bus No. 40 (bound for Mizue-cho, Shiohama Office, and Rinko Police Station) for 20 minutes, then the office is right in front of the Sakuramoto bus stop.
The Sakuramoto bus stop of Kawasaki City Bus No. 23 bus bound for Oishi is located 700 meters away.
Please make sure that you ride the correct bus.

* Please check the Kawasaki City website, Rinko Bus website and Bus Navi system for bus stop information.

■ By car:

  • ・From Tokyo: Take the Metropolitan Expressway No. 1 Yokohane Line, get off at the Oishi Exit, and drive 3 km along Sangyo Road toward Yokohama.
    After passing the Ikegami-Shinmachi intersection, do a U-turn at the second traffic light. The office is right next to Sagawa Express.
  • ・From Yokohama: Take the Metropolitan Expressway No.1 Yokohane Line, get off at the Asada Exit, and drive 3 km along Sangyo Road toward Tokyo.
    The entrance is right in front of the Sakuramoto bus stop.
  • ・From Yokohama: Take the Metropolitan Expressway No.1 Yokohane Line, get off at the Asada Exit, and drive 3 km along Sangyo Road toward Tokyo.
    The entrance is about 200 meters from Fresh Lunch.
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