Company Profile

Company Profile

Trade name
Sunric Co., Ltd.
Takashi Yoshioka, President
20 million yen
Date of establishment
November 18, 1968
May 1942
122 (as of February 2021)


May 1942
Yoshioka Denki Sangyo Co., Ltd. was established as a private company of Yoshinosuke Yoshioka, and started selling electric resistance wires.
April 1957
Established Sun Electronics Laboratory Co., Ltd. and started processing and sales of special metal such as tungsten, molybdenum, tantalum, etc. in addition to electric resistance wire.
November 1962
Changed the trade name with Sunric Co., Ltd. and started in-house processing and sales of the above metals
November 1968
Established Sunric Co.,Ltd.
January 1982
Based on the refining of high-purity aluminum, including the refining of other metals, we will expand the business content in response to the demands of the semiconductor field
January 1987
Moved head office and factory to Keihinjima to improve sales and production efficiency
October 1993
Completed extension of Keihinjima Head Office
February 1994
Moved Omori Sales Office to Keihinjima Head Office / Factory to strengthen customer service
August 1995
Second factory started
February 2000
Obtained ISO9001
September 2001
Third factory started
March 2007
Obtained ISO14001
July 2011
Fourth factory started
September 2017
Head Office / factory moved to Yokohama

Access map

Head Office / Factory location

2-13-45 Fukuura, Kanazawa-ku, Yokohama-shi, Kanagawa 236-0004, Japan
Tel. +81-45-522-8988(Main phone number)

Examples of Products and ProcessingExamples of Products and Processing
Vacuum furnace / furnace products

Contact Us

We will respond flexibly to customer's request. Please feel free to contact us.

Contact us for products and materials
Tel. +81-45-522-8989
Fax. +81-45-522-8993
Other requirements(Main phone number)
Tel. +81-45-522-8988
(Main phone number)
Main FAX number. +81-45-522-8992
Inquiry by email