Company History

Management principle of the founder:

“Manage the business by keeping balance among Customer, employee ,and Equipment.”

創業者 山口文司
工場
Founder Bunji Yamaguchi founded Yamaguchi Seiki Kogyo in 1968 (factory expansion in 1973)
1968 Jan. Founded Yamaguchi Seiki Kogyo at Iwasaki, Gifu
1972 Oct. Started business with Toyoda Gosei Co., Ltd.
1973 Jun. Expanded the plant and converted Yamaguchi Seiki Kogyo Co., Ltd. to joint stock corporations
1983 Dec. Moved the plant to Fukutomi, Gifu
1997 May. Started business with Ohta-sheet Co., Ltd.(Currentry known as SNIC Co., Ltd.)
1999 Nov. Started business with Toyo Riko Co., Ltd.
2000 Jun. Started business with Yazaki Kako Corporation
Dec. Started business with Shigeru Co., Ltd.
2002 May. Started business with Toyota Motor Corporation
2003 May. Started business with Daihatsu Motor Co., Ltd.
Jun. Started business with Mitsubishi Motors Corporation
Sep. Started business with Kasai Kogyo Co., Ltd.
2004 Aug. Started business with Honda Engineering Co., Ltd. (Currentry known as Honda Motor Co., Ltd.)
Sep. Started business with Toyota Boshoku Corporation
2005 Jun. Started business with Kanto Auto Works, Ltd. (Currentry known as Toyota Motor East Japan, Inc.)
Founded Fukutomi Hi-Tec Inc.(Built Large NC Processing Plant for bumper molds.)
Nov. Certified ISO14001, ISO9001
2006 Jan. Technical collaboration with Ningbo Shuanglin Group Co., Ltd. China
Mar. Technical collaboration with UK Petford Tools Ltd. UK
Sep. Started business with Fuji Heavy Industries Ltd. (Currentry known as Subaru Corporation)
Dec. Started business with Toyota Auto Body Co., Ltd.
Started business with Nissan Motor Co., Ltd.
2007 Mar. Started business with Fuji Seat Co., Ltd.
Jul. Started business with Sankei Giken Kogyo Co., Ltd.
Aug. Technical collaboration with Active Burgess Mould & Design, Canada
Oct. Started business with Vuteq Corporation
Nov. Started business with Toyota Industries Corporation
Started business with Moriroku Technology Co., Ltd.
Dec. Started business with Toyota Motor Kyushu, Inc.
2008 May. Technical collaboration with Karel Kalip Sanyi A.S. Turkey
Aug. Started business with Howa Textile Industry Co., Ltd.
(Currentry known as Howa Co., Ltd.)
2009 Feb. Started business with Kawamura-Kako Co., Ltd.
Sep. Started business with Suzuki Motor Corporation
2010 Apr. Started business with Asahi Kasei Chemicals Corporation
2011 Jun. Started business with Uchihama Kasei Co., Ltd.
2012 Jan. Started business with Toyota Boshoku Tohoku Corporation
Feb. Started business with Ikuyo Co., Ltd.
2013 Feb. Started business with Daihatsu Motor Kyushu Co., Ltd.
Mar. Started business and technical collaboration with KURODA AUTO-TECH(THAILAND)CO., LTD. Thailand
2014 Mar. Started business with Toyota Motor North America, Inc.
Jul. Yamaguchi Taichi is inaugurated as the president
Nov. Started business with Trinity Industrial Corp.
2015 Jan. Started business with Kawanishi Paint Co., Ltd.
Mar. Started business with TGAP Co., Ltd.
Apr. Started business with Kanto Seisakujyo Co., Ltd.
Jul. Started business with IAC Japan Co., Ltd.
(Currentry known as Japan Plastics Technologies Co., Ltd.)
Sep. Started business with Sanko Co., Ltd.
Nov. Started business with Hino Motors, Ltd.
Technical collaboration with Ming Mold Industrial
Co., Ltd. Taiwan
2016 May. Started business with Mazda Motor Corporation
2017 Jan. Technical collaboration with Shapers’ Polska Sp. Zo.o. , Poland
May. Started business with TG-Techno Co., Ltd.
Dec. Technical collaboration with Shenzhen Silver Basis Technology Co., Ltd. China
2018 Feb. Started business with Daikyo Nishikawa Corporation
Mar. Started business with Sanwa Industry Co., Ltd.
Jul. Started business with Toyota Motor Europe NV/SA.
2019 Feb. Started business with Kanto Kasei Co., Ltd.
2020 Jun. Technical collaboration with Hi-Tech Mold & Engineering SE, Inc. USA
Sep. Started business with NANJO Auto Interior Co., Ltd.
Started business with Toyoda Gosei UK Ltd.
2021 Feb. Started business with Yachiyo Industry Co., Ltd.
Mar. Technical collaboration with Concours Technologies Inc. USA Canada Mexico
Jul. Technical collaboration with Omega Tool Corporation in Canada.
Oct. Founded “Saga Technical Center”.
Dec. Started business with BASF Japan Ltd.
2022 Jan. Started business with CCB Co., Ltd.
2023 Apr. Started business with NISSEN  CHEMITEC CORPORATION
May. Started business with SSIOTEC Co., Ltd.
Aug. Started business with TOKAI RIKA Co., Ltd.