History
| 1942 | Namba Press Industry was founded in Okayama | |
| 1953 | Established Namba Press Co., Ltd. | |
| 1963 | Company name changed to Namba Press Industry Co., Ltd. | |
| 1965 | Yokohama office (now JAS Co., Ltd.) established | |
| 2017 | Established NPW Yokohama Co., Ltd. by taking over the Yokohama business through a company split | |
| 2018 | Shareholder changed to Endeavor United Corporation | |
| 2021 | Company name changed to JAS Co., Ltd. |