| Jun 1953 |
Education and training for officer candidates started at the Headquarters of the Coastal Safety Force (former body of JMSDF) in Yokosuka. |
| Sep 1953 |
Officer candidate course was transferred to the Maritime Service School in Yokosuka. |
| Jul 1954 |
Establishment of the Self-Defense Force. The name of the school was changed from the Coastal Safety Force Service School to the Self Defense Force Maritime Service School. |
Jan 1956 |
The Self Defense Force Maritime Service School separated into the main school and a branch school. The main school moved from Yokosuka to Etajima. |
Mar 1956 |
Education and training for officer candidates was transferred to the Maritime Service School in Etajima. |
| May 1957 |
Maritime Officer Candidate School (MOCS) was established. |
| Aug 1957 |
Limited duty officer candidate (selected enlisted warrant officers and chief petty officers) course started. |
| Apr 1958 |
MOCS started classes in the Imperial Navy school dormitory, Red Bricks (Aka-Renga). |
| Aug 1960 |
Aviation Officer candidate (enlisted personnel from the aviation field) course and Officer recruit (candidates who have civilian experience in the medical field or engineering) course started. |
| Sep 1966 |
General line officer candidate (prior enlisted personnel) course was started. |
| Jul 1971 |
The Japanese Maritime Self Defense Force-United States Navy Midshipman Exchange Program was started.
|
| May 1972 |
The officer candidate emblem was revised.
|
| Oct 1972 |
The 1st United States Navy Personnel Exchange Program Officer was assigned. |
| Apr 1980 |
Medical and Dental officer candidate course started.
|
| May 1980 |
MOCS government office building (Aka-Renga) starts renovation.
|
| Jan 1993 |
Renovation was completed.
|
| Sep 1997 |
New dormitory was constructed.
|
| Apr 2002 |
Interior parts of Aka-Renga was renovated.
|
| Aug 2004 |
Interior renovation was completed.
|
| Feb 2019 |
Educational building was demolished.
|
| Oct 2020 |
Construction of new education building started.
|
| Aug 2023 |
New education building will be finished.
|
