| 1962 | Run parts manufacturing business for dying and printing machines as the rep Mr. Iwakichi Amaya |
|---|---|
| 1968 | Start parts and system assembly for semiconductor industry domestically in Japan |
| 1974 | Establish Asaka Fab at Asaka, Saitama |
| 1975 | Incorporated as Amaya CO., LTD. |
| 1981 | Move the fab to Toda, Saitama |
| 1984 | Move the fab (A-1) to Koshigaya, Saitama |
| 1996 | Establish an additional fab (A-2) in Koshigaya, Saitama New clean room was built in A-2 |
| 2008 | All shares were acquired by the owner of M. Watanabe & CO., LTD. |
| 2013 | Obtained ISO9001 certificate |
| 2018 | Established Taiwan office |
| 2019 | Acquired tool business form TOMCO MFG., LTD.(Fussa Factory) |
