Aisin AW Co., Ltd. -Shiroyama Plant (Formerly Aisin AI)

Company Profile



1 Shiroyama, Ojimacho, Nishio-shi, Aichi-ken, 445-0006, Japan

Business Overview

-A subsidiary of Aisin Seiki Co., Ltd., a member of the Toyota Group.
-Aisin AI specialized as an exclusive manual-transmission manufacturer in Japan until it was merged into Aisin AW in April 2019.


-Unlisted Company
Company Ratio of shareholding (%)
Aisin Seiki Co., Ltd. 100.0


July, 1991 Aisin Seiki Co., Ltd. spun off its manual transmission division and established Aisin AI Co., Ltd.
Feb. 1992 Moved its headquarters from Kariya City to Nishio City, Aichi Prefecture.
July, 1992 Started direct business with Toyota Motor Corporation.
Mar. 1993 Produced its 1 millionth manual transmission.
Sep. 1995 Produced its 2 millionth manual transmission.
Nov. 1995 Started manufacturing the TJ2 transfers.
Jan. 1996 Started manufacturing the TK1 transfers.
Mar. 1996 Began supplying products to DaimlerChrysler Japan Co., Ltd.
Apr. 1996 Launched direct business with Isuzu Motors Corporation.
July, 1996 Aisin Seiki Co., Ltd., Toyota Tsusho Corporation, and the Company jointly established Tangshan Aisin Gear Co., Ltd. in China.
Feb. 1997 Obtained ISO9001 and QS9000 certifications.
Apr. 1997 Started manufacturing the BC6 6-speed manual transmission.
May, 1997 Began producing the AH16 6-speed manual transmission.
June, 1997 Began deliveries of its products to British Motor Corporation (Turkey).
Nov. 1997 Produced its 3 millionth manual transmission.
Dec. 1997 Started direct business with Mazda Motor Corporation.
Dec. 1997 Began making the AZ6 6-speed manual transmission.
May, 1998 Started volume production of the AG5 5-speed manual transmission.
Sep. 1998 Third manufacturing plant was completed.
Dec. 1998 Started direct business with Nissan Motors Corporation.
Dec. 1998 Began producing the BC5 5-speed manual transmission.
May, 1999 Started manufacturing the AW5 5-speed manual transmission.
Aug. 1999 Began making the BC16 6-speed manual transmission.
Aug. 1999 Produced its 4 millionth manual transmission.
July, 2000 Obtained ISO14001 certification.
Dec. 2000 Produced its 5 millionth manual transmission.
Dec. 2000 The Company's Technical Center was completed.
Nov. 2001 Started direct business with Mitsubishi Motors Corporation.
Feb. 2002 Launched mass-production of the AR5 5-speed manual transmission.
June, 2002 Started making the BE35 5-speed manual transmission.
Sep. 2002 Acquired a production facility in Thailand.
Dec. 2002 Started manufacturing the MC5 5-speed automated manual transmission.
Aug. 2003 Launched direct business with General Motors Corporation.
Oct. 2003 Began producing the AM15 5-speed manual transmission.
Nov. 2003 Began deliveries of its products to GM-AvtoVAZ in Russia.
Nov. 2003 Started direct business with Daihatsu Motor Co., Ltd.
Dec. 2003 Began direct business with Hino Motors, Ltd.
Jan. 2004 Started making the MC25 5-speed automated manual transmission.
Feb. 2004 Began direct business with GM Holden of Australia.
Feb. 2004 Began making the AY6 6-speed manual transmission.
Apr. 2004 Started direct business with Porsche A.G.
Sep. 2004 Obtained ISO/TS16949 and ISO9001 certifications.
Feb. 2005 Began manufacturing the BG6 6-speed transmission.
Apr. 2005 Global Production Support Center was completed.
July, 2006 Produced its 10 millionth manual transmission.
Aug. 2006 Started producing the BC25 5-speed manual transmission.
Oct. 2006 Started manufacturing the TN2 transfers.
Jan. 2007 Incorporated its European office, establishing Aisin AI Europe GmbH.
Mar. 2007 Completed construction of the new headquarters building.
Jan. 2008 Established Kira Plant
Jun. 2008 Converted Aisin Metaltech Co., Ltd. into a subsidiary
Aug. 2008 Begin the manufacture of BH6 6-speed manual transmission
Sep. 2008 Begin the manufacture of BJ6 6-speed manual transmission
May 2009 Aisin AI (Thailand) Co., Ltd. established the 2nd plant.
Jul. 2010 Achieved the total 15 millionth manual transmission.
Nov. 2010 Commenced production of front counter gear, FA1 and 6-speed manual transmission.
Nov. 2011 Started direct business with Aisin AW.
Feb. 2012 Started direct business with Subaru.
Jul. 2013 Aisin AI (Thailand) Co., LTD. established the 3rd plant.
Sep. 2013 Established Aisin AI Brasil Industria Auto Motiva Ltda., a production and sales subsidiary, in Sao Paulo, Brazil.
Apr. 2014 Started direct business relation with BMW AG
Apr. 2015 Started production of manual transmission model "AC6" at AISIN AI(THAILAND)Co., LTD.
Feb. 2016 Transfered domestic manual transmission production of Toyota Motor Corporation to Aisin AI. by entire production of manual transmission model BJ6
Jun. 2017 Started production of the AE6 6 speed MT.
Jul. 2017 Started production of the AE5 5-speed MT.
Apr. 2019 Merged into Aisin AW.

Supplemental Information 1