Aiming to be a company that continues to make technical proposals that meet customer expectations

CEO message

Our company continues to take on the challenge of being a partner in solving our customers' problems through "functional" surface treatment.

Our technologies not only provide added value in the food machinery, molds, optical equipment, and medical equipment industries, but also in many other industries, and are constantly being updated to meet market needs.

We believe that it is important to be flexible and speedy in pursuing new initiatives with an aggressive attitude, without fear of change.

By constantly updating the working environment and work styles of our employees, we strive to create an environment where they can enjoy their work and provide better products.

Management philosophy

Our company's philosophy is to meet the expectations of customers, improve the quality of life of our employees, develop and grow the company, as well as serving the prosperity of society and public welfare.

Company profile

Headquarters Nishi-Iru, Chiekoin-Dori, Shimodachiuri-Dori, Kamigyo-Ku, Kyoto City, 602-8176 Japan
Tel +81-75-842-0023 Fax +81-75-821-1944
Factory / Sales office KYOTO west factory
30-5, Kaide-Cho, Mukou City, Kyoto, 617-0004, Japan
Tel +81-75-925-1251 Fax +81-75-932-3368

TOKYO sales office
#201 Rutan-Oguchinakamachi, 60-3, Oguchinakamachi, Kanagawa-Ku, Yokohama City, Kanagawa, 221-0003, Japan
Tel +81-45-642-8605 Fax +81-45-642-8606

HIROSHIMA sales office
Yaletown-Omachi-F, 3-1-13-12, Omachi Higashi, Asaminami-Ku, Hiroshima City, Hiroshima, 731-0124, Japan
Tel +81-70-8801-4103

Kyushu sales office
#401 Rokukoto-Ijiri, 1-38-24, Ijiri, Minami-Ku, Fukuoka City, Fukuoka, 811-1302, Japan
Tel +81-92-588-6381 Fax +81-92-588-6382

KOREA office
1012, 10F, Chunui Techno Park-3rd, 80, Jomaru-ro 385beon-gil, Bucheon-si, Gyeonggi-do, Republic of Korea
Establishment date March 3, 1964
Capital 49,500,000 JPY
Annual sales 1,076,230,000 JPY
Representative Yasuhiro Yamanaka, Chairperson
Yasumitu Yamanaka, President
Employees 53
Business information Manufacturing of precision equipment and semiconductor manufacturing equipment, Special and general surface treatment
Work contents Small precision machining:
  • Machining center( 5-axis simultaneous control machining), 3D CAD, Jig borer, Lathe, Milling machine

Surface treatment:
  • Functional plating, Hard chromium plating, Chromium plating on aluminum, Black chromium plating, Highblack, Finechrome
  • Electroless Ni plating:Film thickness accuracy of ± 1 μm
  • Hard alumite, Black alumite, Alumite
  • Special surface treatment:Technomite, ResistuckⅡ, Technophos, NiwphosⅡ, PhosblackⅢ, Solblack

Company history

1948 Asahi Kinzoku Kogyo Co., Ltd. was established.
1964 Asahi Kinzoku Seiki Co.,Ltd. established as a spin-off from Asahi Kinzoku Kogyo Co.,Ltd.
1965-1974 Manufacturing of exhaust gas measuring equipments of HORIBA Co., Ltd.
1975-1985 Manufacturing of semiconductor manufacturing equipments and aviation devices of Nichisen Machinery Co., Ltd.
1992 Asahi Kinzoku Seiki Co.,Ltd. changed its name to Asahi Precision Co.,Ltd. switched to the integrated production of
general industrial machinery and equipment.
1996 Development and commercialization of Ni-W alloy coatings .
1997 Offered the expertise to AIROD in Malaysia.
Started consulting of the plating process and equipments.
1998 Commercialized Niwloy96.
1999 Installed electroless Ni plating equipment for large scale prodaucts at Kyoto south factory.
2000 Updated alumite line at Kyoto south factory.
Commercialized Highblack.
2001 Developed Finechrome.
Joint prototype of heat treatment furnace with Osaka Gas Co., Ltd.
Installed Niwloy96 line at Kyoto south factory.
Installed fully automatic electroless Ni line at Kyoto south factory.
2002 March: Obtained ISO 14001 certification(BVQ1) at Kyoto south factory.
April: Exhibited at Packaging Machinery Exhibition Nagoya.
July: Exhibited at Interphex.
2004 Offered the expertise for PhosblackⅡ to HEEANG TECHFLON CO., LTD. in Korea.
2005 Developed PhosblackⅢ(Lead free).
2008 April: Started operation of Kyoto west factory.
Changed the ISO 14001 certification(BUREAU VERITAS) range from Kyoto south factory to Kyoto west factory.
Developed and commercialized Niwphos.
2009 Developed and commercialized NiwphosⅡ,ResistackⅡ.
2010 Renewed ISO 14001 certification at Kyoto west factory.
2011 Developed Solblack.
2012 Commercialized Solblack.
Solblack was adopted for the parts of HONIR of Hiroshima University.
2013 Changed ISO 14001 certification body from BLEAU VERITUS to MOODY INTERNATIONAL.
Solblack was adopted for the shading plate and cryostat parts of Large gravitational wave telescope(KAGRA).
Opened Tokai sales office in Nagoya City, Aichi.
2014 Opened Kyushu sales office in Fukuoka City.
2016 Received a subsidy and worked on a project to improve the mold releasability of Niwphos.
2017 "Solblack" was selected for "MONODZUKURI" New Selection in KANSAI 2017.
January: Opened Osaka sales office.
Received a subsidy and worked on development of sulfur resistance imparting technology.
October: Opened North Kantou sales office.
Received the Kyoto SME Technological Excellence Award 2017.
Received a subsidy and worked on development of jet flow type plating device.
Non-magnetic plating "Solblack-LM" was adopted for the Sapphire mirror peripheral parts of KAGRA.
2018 "Technophos" was selected for "MONODZUKURI" New Selection in KANSAI 2018.
2019 A letter of appreciation was awarded by the Institute for Cosmic Ray Research, University of Tokyo, because our
SOLBLACK contributed to the construction of KAGRA.
Received the Industrial Award of the Japan Society of Vacuum and Surface Science.
Received the Plating Technology Encouragement Award at the 21st Kansai Surface Technology Forum.
Offered the expertise for PhosblackⅢ, Niwphos to NASUNG METAL CO., LTD. in Korea.