1973 | October | Establishment of preparatory office |
1974 | January | Establishment of Higashiuji Senior High School Full-time General Course - 315 students admitted |
1974 | March | The plan and construction of first buiding completed |
1974 | April | Opening of the school |
1974 | September | Creation of the school song |
1974 | October | Gymnasium was built and its opening ceremony was held. |
1975 | March | Completion of the second building scheme-the second and the third buildings |
1976 | March | Completion of the third building scheme |
1979 | February | Completion of School ground |
1982 | March | Completion of the second gymnasium |
1983 | October | The 10th Anniversary celebration |
1985 | April | Establishment of 1st and 2nd tracks established in the general course |
1987 | August | School gate moved to the present location |
1988 | March | Installation of Training gymnasium |
1992 | March | Rearrangement of school grounds |
1994 | March | Remodeling of the first building |
1995 | March | Remodeling of the gymnasium |
1996 | March | Installation of all-weather synthetic track for sports |
2001 | September | Computer room updated |
2002 | April | Introduced the program for supplementary academic guidance "Academic Saturday" |
2002 | July | Commencement of the International Exchange Program |
2005 | April | Implemented the High School Projects to promote unique education |
2006 | April | Implemented the Frontier School Program for academic improvement |