| Date | Update contents |
|---|---|
| 2019/05/15 | "URL of the original website" in "Database Description" is updated. |
| 2018/03/28 | Archive V4 is released. "Nikkaji Number-InChI" data is updated. |
| 2016/08/26 |
Archive V3 is released. "Nikkaji Number-InChI" data is updated. |
| 2015/10/23 | "URL of the original website" is changed. |
| 2015/08/31 | Nikkaji-InChI Mapping Table English archive site is opened. (Archive V2) |
