Tsubaki Corporation

June 1923 (Taisho 12): Founder, Taisuke Tsugami, begins research on gauge blocks at Tokyo Honjo Ohira Town

Research of block gauge was initiated at Honjo Ohira-cho in Tokyo.

March 1937 (Showa 12): Established Tsugami Manufacturing Co., Ltd. in Nagaoka City, Niigata Prefecture. Started production of gauge blocks

Tsugami Manufacturing Co., Ltd. was established in Nagaoka, Niigata. Production of gauge blocks was started.

June 1939 (Showa 14): Started production of 'L-type screw cutting milling machine' T-TML500 and 'Hydraulic universal cylindrical grinder' T-UG300

Production of L-type thread milling machine Model T-TML500 was started. Production of hydraulic universal cylindrical grinding machine Model T-UG300 was started.

October 1942 (Showa 17): Established Tsugami Precision Engineering Industry Co., Ltd. and built a factory in Saku City, Nagano Prefecture. Merged into this in February 1945 to form Shinshu Factory

Tsugami Precision Engineering Industry Co., Ltd. was established and the factory was constructed at Saku-shi.

Tsugami Precision Engineering Industry Co., Ltd. was merged in February 1945, and named Shinshu Plant.

Prohibition of machine tool production was announced.

June 1946 (Showa 21): Began production of grinders, gear hobbing machines, and lathes (Work Machine Manufacturing Ban issued)

Production of grinding machines, thread and form rolling machines, and sewing machines was started.

May 1949 (Showa 24): Listed on Tokyo, Osaka, and Niigata Stock Exchanges

Listed on Tokyo Stock Exchange, Osaka Securities Exchange, and Niigata Stock Exchange.

November 1957 (Showa 32): Manufactured and sold T-7 type 'Spindle Moving Automatic Lathe'

Production and sale of sliding headstock type automatic lathe T-7 was started.

April 1968 (Showa 43): Awarded the 14th Okouchi Memorial Production Award for research and development achievements in gear hobbing technology

The 14th Okochi Memorial Production Prize was awarded for excellent results in research and development of thread rolling technology.

November 1970 (Showa 45): Changed company name to Tsugami Corporation

Corporate name was changed to Tsugami Corporation.

October 1972 (Showa 47): Awarded the 2nd Oe Memorial Award for research and development of gear grinding machines

The 2nd Okoshi Memorial Prize was awarded for excellent result of research and development of gear grinding machine.

September 1973 (Showa 48): Completed 'Shovel Blade Type Automatic Lathe' VCL with Lead Turn Mechanism

Gang-tool type automatic lathe Model VCL installed with lead-turner function was completed.

June 1978 (Showa 53): Developed and launched CNC Multi-Function Automatic Lathe 'Mercury Series'

CNC composite automatic lathe Mercury series was developed and its sale was started.

March 1982 (Showa 57): CNC Precision Automatic Lathe PAN1 awarded the 12th Small and Medium Enterprise Automation Machine Development Award

CNC precision automatic lathe "PAN1" was awarded the 12th Automation Machinery Prize for small and medium-sized enterprises.

October 1982 (Showa 57): Changed company name to Tsugami Corporation

March 1984 (Showa 59): Machining Center MA3 wins the 14th Small and Medium Enterprise Automation Machine Development Award

Machining Center "MA3" was awarded the 14th Automation Machinery Prize for small and medium sized enterprises.

November 1989 (Heisei 1): Established TSUGAMI (THAI) CO., LTD.

TSUGAMI(THAI)CO.,LTD. was established.

July 1992 (Heisei 4): CNC Precision Automatic Lathe S20 Series awarded the 22nd Mechanical Engineering Design Award

CNC precision automatic lathe S20 series was awarded the 22nd Machine Design Award.

March 1993 (Heisei 5): CNC Automatic Lathe S20 Series awarded the 23rd Small and Medium Enterprise Automation Machine Development Award

CNC precision automatic lathe S20 series was awarded the 23rd Automation Machinery Prize for small and medium sized enterprises.

May 1994 (Heisei 6): Subsidiary Tsugami Precision Co., Ltd. obtained certification as a calibration service provider for gauge blocks under the Measurement Law Traceability System

Subsidiary Tsugami Precision Co., Ltd. obtained the authorization as authorized proofreading enterprise of block gauge on measuring method Traceability System.

January 1999 (Heisei 11): Shinshu Factory obtained ISO-9001 Quality Management System certification

Quality Control Management System ISO 9001 was awarded to Shinshu Factory.

February 1999 (Heisei 11): Nagaoka Factory obtained ISO-9001 Quality Management System certification

Quality Control Management System ISO 9001 was awarded to Nagaoka Factory.

October 2000 (Heisei 12): Assembly plant for automatic lathes completed at Nagaoka Factory

New plant to assemble automatic lathes in Nagaoka Factory was completed.

November 2000 (Heisei 12): Nagaoka Factory obtained ISO-14001 Environmental Management System certification

Environment Management System ISO 14001 was awarded to Nagaoka Factory.

July 2001 (Heisei 13): Grinding machine assembly plant completed at Nagaoka Factory

New plant to assemble grinding machines in Nagaoka Factory was completed.

September 2003 (Heisei 15): Tsugami Precision Machine Tool (Zhejiang) Co., Ltd. established

Precision Tsugami (China) Corporation was established.

November 2005 (Heisei 17): New factory buildings completed at Nagaoka and Shinshu factories

New plants to assemble machines in Nagaoka factory and Shinshu factory were completed.

November 2007 (Heisei 19): TSUGAMI GmbH established (now TSUGAMI EUROPE GmbH)

TSUGAMI GmbH was established.（currently TSUGAMI EUROPE GmbH）

February 2010 (Heisei 22): TSUGAMI KOREA CO., LTD. established

TSUGAMI KOREA CO., LTD. was established.

November 2010 (Heisei 22): Zhejiang Shinagawa Precision Machinery Co., Ltd. established

Shinagawa Precision Machinery (Zhejiang) Co., Ltd. was established.

April 2011 (Heisei 23): TSUGAMI PRECISION ENGINEERING INDIA PRIVATE LIMITED established

TSUGAMI PRECISION ENGINEERING INDIA PRIVATE LIMITED was established.

December 2011 (Heisei 23): Tsugami Precision Machine Tool (Zhejiang) obtained ISO-9001 and ISO-14001 certifications

Quality Control Management System ISO 9001 and Environment Management System ISO 14001 were awarded to Precision Tsugami (China) Corporation.

March 2012 (Heisei 24): TSUGAMI Universal Pte. Ltd. established

TSUGAMI Universal Pte. Ltd. was established.

July 2013 (Heisei 25): Tsugami Precision Machine Tool (China) established

Precision Tsugami (China) Corporation Limited was established.

September 2013 (Heisei 25): Tsugami Precision Machine Tool (Hong Kong) established

Precision Tsugami (Hong Kong) Limited was established.

September 2017 (Heisei 29): Tsugami Precision Machine Tool (China) listed on Hong Kong Stock Exchange Main Board

Precision Tsugami (China) Corporation Limited was listed on the Main Board of The Stock Exchange of Hong Kong Limited.

April 2018 (Heisei 30): Anhui Tsugami Precision Machine Tool Co., Ltd. established

Precision Tsugami (Anhui) Corporation was established.

October 2021 (Reiwa 3): Nakatsu Precision Machine Tool (Zhejiang) established

Precision Nakatsu (China) Corporation was established.

April 2022 (Reiwa 4): Transitioned from Tokyo Stock Exchange First Section to Prime Market

Transferred from the First Section to the Prime Market of the Tokyo Stock Exchange following a review of the market classification.

July 2023 (Reiwa 5): Establishment of Tsugami Universal Sdn. Bhd.

TSUGAMI UNIVERSAL SDN.BHD. was established.

October 2023 (Reiwa 5): Establishment of Tsugami Vietnam Company Limited

TSUGAMI VIETNAM COMPANY LIMITED was established.

April 2024 (Reiwa 6): Operation of the foundry plant of Tsugami Precision Engineering India Private Limited

Foundry in TSUGAMI PRECISION ENGINEERING INDIA PRIVATE LIMITED began operating.

October 2024 (Reiwa 6): Tsugami Precision Machine Tool (Zhejiang) Co., Ltd. absorbed and merged into Nakatsu Precision Machine Tool (Zhejiang) Co., Ltd.

Precision Tsugami (China) Corporation merged with and absorbed Precision Nakatsu (China) Corporation.

December 2025 (Reiwa 7): Completion of new factory of Tsugami Precision Engineering India Private Limited

New plant in TSUGAMI PRECISION ENGINEERING INDIA PRIVATE LIMITED was completed.