| 2012 |
Established a pure holding company, Japan Light Metal Holdings Co., Ltd. |
| 2012 |
Nikkekin Act Co., Ltd. established Shandong Nikkekin Forest Automobile Parts Co., Ltd. in Longkou City, China |
| 2012 |
Nikkekin Act Co., Ltd. established Changchun Nikkekin Rail Vehicle Equipment Co., Ltd. in Changchun City, China |
| 2012 |
Nikkei MC Aluminum Co., Ltd. established CMR Nikkei India Private Ltd. in India |
| 2012 |
Shimizu Factory ceased using bauxite (completed raw material conversion to hydrated aluminum) |
| 2012-10-01 |
Established: October 1, 2012 |
| 2012-10-01 |
Established |
| 2013 |
Nikkei MC Aluminum Co., Ltd. established T.S.T.NIKKEI METALES S.de R.L. de C.V. in Mexico |
| 2014 |
Japan Light Metal Co., Ltd. terminated aluminum electrolytic business |
| 2015 |
Japan Light Metal Co., Ltd. made Toyo Rika Kagaku Kenkyusho Co., Ltd. a subsidiary |
| 2016 |
Toyo Aluminum Co., Ltd. established Toyar MMP India in India |
| 2018 |
Japan Light Metal Co., Ltd. made Sumikei Nikkei Engineering Co., Ltd. (now Nikkei Engineering Co., Ltd.) a consolidated subsidiary |
| 2019 |
Japan Light Metal Co., Ltd. made Nikkei Thermal Exchange Co., Ltd. a subsidiary |
| 2023 |
Integrated the automotive parts business of our group and established a new company, Nikkei Metal ALMO Co., Ltd. |
| 2024 |
Aiming for organizational transformation to enable more collaboration as Team Nikkei, moving to a business operation system with 8 business groups and 8 functional organizations |
| 2026 |
Merged Nikkei Niigata Co., Ltd. and Nikkei Kambara Co., Ltd. into Nikkei Kin Act Co., Ltd. |