HISTORY
| January 1934 |
San-S Shokai founded by Tadao Yoshida in Nihonbashi, Tokyo; the production and sale of fastening products begins. |
|---|---|
| February 1938 |
San-S Shokai renamed Yoshida Kogyosho. |
| February 1942 |
Yoshida Kogyosho reorganized as a limited company. |
| March 1945 |
Komatsugawa Plant burned down in the Great Tokyo Air Raids; Yoshida Kogyosho temporarily dissolved. |
| August 1945 |
Uozu Tekkousho K.K. purchased by Yoshida Kogyosho. Renamed Yoshida Kogyo K.K. |
| January 1946 |
YKK® registered as a trademark of Yoshida Kogyo K.K. |
| March 1951 |
Headquarters relocated to Nihonbashi Bakurocho, Chuo-ku, Tokyo. |
| May 1955 |
Kurobe Plant commences operations in Kurobe, Toyama Prefecture. |
| July 1957 |
Yoshida Shoji Co., Ltd. (current YKK AP Inc.) established. |
| August 1958 |
Yoshida Kogyo K.K. headquarters relocated to Asakusa Kaminarimon, Taito-ku, Tokyo. |
| July 1959 |
Exported fastener manufacturing plant to India. |
| November 1959 |
Operations related to aluminum building materials begun. |
| December 1959 |
Established the first local subsidiary in New Zealand. |
| June 1963 |
Headquarters relocated to current location (Kanda Izumi-cho, Chiyoda-ku, Tokyo). |
| May 1976 |
YKK Industries (Singapore) Pte. Ltd. established as the first overseas affiliate of YKK's architectural products business. |
| August 1994 |
Yoshida Kogyo K.K. renamed YKK Corporation. |
| September 1994 |
YKK Group Environmental Charter (Group Environmental Charter) established. |
| July 2000 |
YKK Newmax Co., Ltd. (current YKK Snap Fasteners Japan Co., Ltd.) established as the principal company of YKK's snaps and buttons business. |
| December 2002 |
First machinery and engineering business company (Suzhou YKK Machinery & Die Works Co., Ltd.) established in Suzhou, China. |
| February 2003 |
YKK Fastening Products Sales Inc. established as a sales company for YKK's fastening business. |
| April 2003 |
YKK Business Support Inc. established as the shared services center for the YKK Group. |
| October 2003 |
YKK's Architectural Products Manufacturing Group integrated into YKK AP Inc.; the architectural products business of the YKK Group begins as a fully integrated organization. |
| July 2006 |
YKK Tours launched by the YKK Group as an industrial tourism plant tour. |
| September 2008 |
YKK Center Park, a facility that is open to the general public, opened. |
| June 2015 |
The YKK80 Building completed in Chiyoda-ku, Tokyo, as the new headquarters of YKK Corporation and YKK AP Inc. |
| July 2018 |
YKK Corporation and YKK Fastening Products Sales Inc. merged. |