OTICS CORPORATION
Japanese automotive parts manufacturer with over a century of history, producing engine, electrified vehicle and drivetrain components as well as prototype parts for Toyota and other major automakers.
Last updated September 29, 2026
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Overview
OTICS CORPORATION is a Japanese automotive parts manufacturer headquartered in Nishio, Aichi Prefecture. The company traces its origins to 1918, when it was established as a repair shop for motors and cotton looms under the name Odai Iron Works. It began trading with Toyota Industries Corporation in 1931 and entered the automotive parts business in 1946 with an order for rocker arms from Toyota Motor Corporation. In 1949 it was incorporated as Odai Iron Works Co., Ltd., and in 1992 it changed its name to OTICS Corporation. OTICS operates as a manufacturing business that handles every process from product development and prototype manufacturing through machine preparation to mass production, covering materials, processing and assembly. Its main product lines include engine parts, electrified vehicle parts, drivetrain parts and prototype development parts. The company also designs and manufactures specific-purpose machine tools and produces prototypes for robots and fuel cells. Its main business partners include Toyota Motor Corporation, Subaru Corporation, Isuzu Motors Limited, Daihatsu Motor Co., Ltd., Mitsubishi Motors Corporation, Hino Motors, Ltd., DMAX, Ltd., Yanmar Holdings Co., Ltd., Aisin Corporation, Denso Corporation, Yamaha Motor Co., Ltd., Toyota Industries Corporation, Iseki & Co., Ltd., Toyota Tsusho Corporation and Kubota Corporation. The company is part of the OTICS Group, which includes domestic subsidiaries such as OTICS Holdings Co., Ltd., OTICS Techno Co., Ltd., OTICS Nishio Co., Ltd., OTICS Hazu Co., Ltd. and OTICS Takaoka Co., Ltd., as well as overseas operations P.T. OTICS Indonesia, OTICS USA, Inc., OTICS Machinery Industry (Changshu) Co., Ltd. and OTICS (Thailand) Co., Ltd. As of January 31, 2026, OTICS employed 1,346 people, and its sales for the financial year 2025 were ¥74.6 billion. The company is led by President Yuki Odai. It remains a private company and is not listed on a stock exchange.
History
OTICS CORPORATION traces its history back to 1918, when it was established as a repair shop for motors and cotton looms at Odai Iron Works. In 1931, the company started trading with Toyota Industries Corporation. It began manufacturing machine tools in 1935. In 1943, it received an order for a lathe from Toyota Motor Corporation and an oil pump order from Tokai Hikoki Co., Ltd. In 1946, it received a rocker arm order from Toyota Motor Corporation, marking the beginning of its automotive parts trading. In 1949, it was incorporated as Odai Iron Works Co., Ltd. and joined Toyota Motor Corporation's Kyohokai at the same time as its establishment. In 1965, the company started trading with JTEKT Corporation. The Heisaka plant was completed in 1967, and the Takaoka plant in 1969. In 1974, the Terazu plant was completed. In 1975, it started trading with Daihatsu Motor Co., Ltd. In 1979, it received the Toyota Quality Control Award Excellence Award. In 1981, the Eguchi plant was completed and it started trading with Yanmar Holdings Co., Ltd. In 1983, it received an order for a specific purpose machine from Toyota Motor Corporation. In 1991, it exhibited for the first time at the Tokyo Motor Show. In 1992, the company name was changed to OTICS Corporation. In 1997, it started trading with Subaru Corporation and established P.T. OTICS Indonesia. In 1998, the Hazu plant was completed, it obtained ISO9001 and started trading with Isuzu Motors Limited. In 2001, OTICS USA, Inc. was established, the company received the Toyota Technology Development Award and acquired ISO14001. In 2002, it acquired QS9000. In 2003, it received the Toyota Quality Control Excellence Award. In 2004, it started trading with Mitsubishi Motors Corporation and established OTICS Machinery Industry (Changshu) Co., Ltd. The company continues to operate as a manufacturing business handling every process from goods development, prototype manufacturing and machine preparation through mass production, from material through processing and assembling. It produces automobile parts and also manufactures prototypes for robots and fuel cells. As of January 31, 2026, it employed 1,346 people, and its sales for the financial year 2025 were ¥74.6 billion.
- 2004
Started trading with Mitsubishi Motors Corporation; established OTICS Machinery Industry (Changshu) Co., Ltd.
- 2003
Received Toyota Quality Control Excellence Award
- 2002
QS9000 acquisition
- 2001
Established OTICS USA, Inc.; received Toyota Technology Development Award; acquired ISO14001
- 1998
Hazu plant completed; obtained ISO9001; started trading with Isuzu Motors Limited
- 1997
Started trading with Subaru Corporation; established P.T. OTICS Indonesia
- 1992
Company name changed to OTICS Corporation
- 1991
Exhibited for the first time at the Tokyo Motor Show
- 1983
Received an order for specific purpose machine from Toyota Motor Corporation
- 1981
Eguchi plant completed; started trading with Yanmar Holdings Co., Ltd.
Products and positioning
A comprehensive manufacturing partner for automotive parts, capable of handling development through mass production, with over 100 years of experience and a focus on engine, electrified vehicle and drivetrain components.
Engine parts
Electrified vehicle parts
Drivetrain parts
Prototype development parts
Specific purpose machine tools
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