Founded in September 1941. The founder is Mr. Iwao Ono. Acquired Osaka Spindle Manufacturing Co., Ltd.
Founder Mr. Iwao Ono, acquired Osaka Spindle Manufacturing Co., Ltd.
Established Singapore Onamba Private Ltd. in Singapore
Established O&S California, Inc.
Established Arneses y Conexiones, S.A. De C.V. in Mexico
Established Onamba (M) Sdn. Bhd. in Malaysia
Established Ohnamba Electronic Components (Kunshan) Co., Ltd. in China
Established PT. Onamba Indonesia in Indonesia
Established Onamba (Thailand) Co., Ltd. in Thailand
Established Czech Republic Onamba s.r.o. in Czech Republic
Established O&M Solar s.r.o. in Czech Republic
Established Vietnam Onamba Co., Ltd. in Vietnam
ASLE Electronics (Cambodia) Co., Ltd. established in Cambodia
Established Intelligent Solar System Co., Ltd.
Established Ounanba (Shanghai) Trading Co., Ltd. in China
Established ONAMBA SALES & PROCUREMENT (THAILAND) CO., LTD. in Thailand
Established
Established
Established
Established
Established
Obtained ISO 9001
Established
Obtained ISO 14001
Established
Obtained ISO 9001
Obtained ISO 14001
Obtained IATF 16949
Obtained ISO 9001
Obtained IATF 16949
Obtained ISO 9001
Obtained ISO 14001
Acquisition of IATF 16949
Establishment
Acquisition of ISO 14001
Acquisition of IATF 16949
Acquisition of ISO 14001
Acquisition of IATF 16949
Establishment
Onanba Corporation donated 1 million yen in relief funds for the August 2026 Chiba Heavy Rain. They hope the donation will aid the reconstruction of affected people's lives and support activities, and they will continue to collaborate with local communities to provide necessary assistance.
Onamba Co., Ltd. donated ¥3 million in relief funds following the Kumamoto earthquake that occurred in July 2026. The company hopes the funds will help affected residents rebuild their lives and support relief efforts. It will continue to fulfill its social responsibilities alongside the local community and provide support in the future.
Onamba Co., Ltd. has been certified as a Health Management Excellence Corporation 2026 (Small and Medium Enterprise Division) and will continue to strive for health promotion.