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  History
| February 1945 | Wakayama Prefecture School of Medicine accredited (four-year, in Misono) | 
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| June 1947 | Wakayama Medical University Preparatory Course accredited (three-year program) | 
| February 1948 | Wakayama Medical University accredited (Medical University under the old system, four-year program) | 
| March 1950 | Wakayama College of Science Studies annexed (2-year program) | 
| March 1951 | Wakayama Prefecture School of Medicine and Preparatory Course closed February 1952 Wakayama Medical University accredited through educational reform | 
| January 1955 | Wakayama Medical University Premedical Course accredited | 
| March 1955 | Wakayama College of Science Studies closed | 
| April 1955 | Wakayama Medical University opened (6-year program; enrollment capacity: 40) | 
| July 1958 | Academic degrees authoralized | 
| March 1960 | Wakayama Medical University Graduate School accredited | 
| March 1961 | Wakayama Medical University under the old system abolished | 
| April 1963 | University Head Office and Department of Basic Medicine relocated to 9-ban-cho | 
| January 1964 | Enrollment limit increased to 60 | 
| April 1965 | Premedical Course relocated to Kii | 
| December 1995 | Nursing college annexed ( 3-year program) | 
| September 1998 | Opening ceremony for Wakayama Medical University held (Kimiidera) | 
| May 1999 | Integrative relocation of Wakayama Medical University relocated for integration (Kimiidera) | 
| September 1999 | Lifelong Learning and Medical Community Center opened | 
| April 2004 | School of Health and Nursing Science opened | 
| April 2005 | A graduated program was initiated in the Graduate School of Medicine | 
| April 2006 | Structural changes made to Wakayama Prefectural Medical University | 
| August 2006 | Selected as "Distinctive GP" and "Contemporary GP" by the Ministry of Education, Culture, Sports, Science and Technology | 
| March 2007 | Nursing college closed | 
| August 2007 | Selected as "Student Support GP" and "Medical staff GP" by the Ministry of Education, Culture, Sports, Science and Technology | 
| October 2007 | Eighty-five enrollment application in the School of Medicine accepted | 
| April 2008 | Graduate School of Health and Nursing Sciences and Graduate Program in Midwifery added | 
| October 2008 | Ninety-five enrollment application in the School of Medicine accepted | 
| October 2009 | Selected as "Program for Promoting High-Quality University Education" By the Ministry of Education, Culture, Sports, Science and Technology | 
| November 2009 | One hundred enrollment application in the School of Medicine accepted | 
| April 2015 | Establishment of the second stage of doctoral program Graduate School of Health and Nursing Science |