We provide solutions
that connect the world.

"A bolt is not 'just a bolt'."
Though the bolt is a small,
seemingly insignificant part,
it serves a vital role.

Aoyama's "Fastening Engineering":
Encompassing the ability to propose new,
unique and appealing products.

We provide the world's finest…
Products that satisfy the highest levels offunction,
performance, and quality.

By fulfilling our social responsibilities,
we aim to be a reliable company
that is continuously trusted by society.

NEWS

28 Apr, 2021 Our article was published in the Journal of the Japan Society for Precision Engineering (Vol. 87. No. 4. 2021)
Product

Aoyama Seisakusho is developing core fastener technologies to create new value for our customers.

Aoyama Seisakusho is
developing core fastener technologies to
create new value for our customers.

Our products, which are borne of Aoyama's unique ideas and technologies, are used in every area of the vehicle. We are realizing solutions for our customers, anticipating their needs and improving vehicle quality.This is Aoyama Seisakusho's Value-added Manufacturing.

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News
  • 28 Apr, 2021 Our article was published in the Journal of the Japan Society for Precision Engineering (Vol. 87. No. 4. 2021)
  • 28 Apr, 2021 Recognized as Health and Productivity Management 2021 (White 500)
  • 14 Apr, 2021 Welcoming Ceremony in 2021
  • 13 Apr, 2021 Received Excellence Appreciation Awards in Quality department from Honda Motor Co., Ltd.
  • 13 Apr, 2021 Received Outstanding Quality Performance Award from Hino Motors., Ltd.
  • 17 Feb, 2021 Recognized as Aichi Quality Companies in 2020
  • 11 Jan, 2021 We celebrated our 70th year in business
  • 16 Dec, 2020 Received Memorial Tree from ASPECT
  • 2 Nov, 2020 Greeting of Seki Plant completion
  • 10 Oct, 2020 Received Overseas Support Award from Aisin AW Co., Ltd.
  • 7 July, 2020 Received Domestic Contribution Award from Daihatsu Motor Co., Ltd.
  • 20 Apr, 2020 Introduce Awarded Suppliers
  • 3 Apr, 2020 Welcoming Ceremony in 2020
  • 20 Mar, 2020 Received Outstanding Quality Performance Award from Hino Motors., Ltd.
  • 9 Mar, 2020 Received Toyota Outstanding Quality Performance Award
  • 12 Nov, 2019 Held ASPECT Workshop (Watching Super Formula)in 2019
  • 13 Sep, 2019 Repose of souls Ceremony at Seki Plant
  • 20 Aug, 2019 Held Bus Tour to Learn about Oguchi-cho
  • 27 May, 2019 Received Certificate from Toyota L&F Company of Toyota Industries Corporation
  • 22 May, 2019 Ibaraki Plant received Production Correspondence Award from Hitachi Automotive Systems, Ltd.
  • 22 May, 2019 Received Achieving Quality Level Award from Isuzu Motors., Ltd.
  • 14 May, 2019 Introduce Awarded Suppliers
  • 14 May, 2019 Received Environment Award from JETECT CORPORATION
  • 6 May, 2019 Received Outstanding Quality Supply from Toyota Motor Corporation.
  • 4 Apr, 2019 Welcoming Ceremony in 2019
  • 4 Apr, 2019 Participated in Cleaning Project of Gojyo-gawa
  • 3 Apr, 2019 Received Continuous Quality Improvement Award from Toyota Motor East Japan, Inc.
  • 28 Mar, 2019 Received from Toyota Motor East Japan, Inc.
  • 28 Mar, 2019 Received a Letter of Application for Our Quality Improvement Activities from Toyota Motor Corporation
  • 28 Mar, 2019 Received Outstanding Quality Award from Sanpuku Co., Ltd.
  • 28 Mar, 2019 Received Outstanding Quality Performance Award from Hino Motors., Ltd
  • 11 Mar, 2019 Honda Motor Co., Ltd Held Ceremony of Excellence Appreciation Awards in Aoyama
  • 11 Mar, 2019 Receive Outstanding Quality Award from Toyota Motor Corporation
  • 25 Feb, 2019 Received Outstanding Quality Performance Award, Outstanding VA Promotion Award, Cost Improvement Award from Toyota Motor Corporation