| 1947 | Prof. Suzuki inducted into 2nd professor of conservative dentistry department. |
| 1957 | Conservative dentistry was organized into three department. Prof. Imagawa inducted into the chairman of the third conservative dentistry department. |
| 1977 | Prof. Imagawa inducted into the chairman of the third conservative dentistry department. |
| 1990 | Prof. Suda inducted into the chairman of the third conservative dentistry department. |
| 2000 | The department changed the name to "Pulp Biology and Endodontics", as a section of department of endodontics. |
| 2015 | Prof. Okiji inducted into the chairman of the Department of Pulp Biology and Endodontics. |
