April	Entrance Ceremony, Opening Ceremony, Regular Medical Examination, Club Introduction, Dormitory Leader Training, School Founding Anniversary, Student Council General Meeting, Dormitory Council General Meeting, Dormitory Sport Match
May	Entrance Examination of Advanced Course (Preferred applicants), Parent-Teacher Meeting, Kagoshima Prefectural High School Sport Tournament, Traffic Safety Training (1st-3rd Year Students)
June	Mid-Term Examination of First Semester, Entrance Examination of Advanced Course (1st Semester), Motorcycle Practical Training，
July	Domitory Star Festival Party, Athletic Meeting of KOSEN in Kyushu-Okinawa, Kyudo Tournament of KOSEN in Kyushu-Okinawa,  Term-End Examination of First Semester, Transfer Examination to 4th Year Students
August	One-Day Tentative Entrance, Athletic Meeting of KOSEN, Kyudo Tournament of KOSEN，Shogi Tournament of KOSEN
September	Overseas Training Program（Language Training Program, Cross-Cultural Communication）, Overseas Internship
October	Commencement of Second Semester,  KOSEN Robot Contest in Kyushu-Okinawa, KOSEN Programming Contest, Campus Festival (Athletic Meeting, Cultural Festival)
November	Entrance Examination of Advanced Course( 2nd Semester), KOSEN Robot Contest
December	Mid-Term Examination of Second Semester, KOSEN Design Competition,
January	Dormitory Party,Annual English Presentation Contest for students in KOSEN, Student Council General Meeting，Entrance Examination for selected candidates
February	Term-End Examination of Second Semester, Advanced Graduation Research Interim Report Meeting, Entrance Examination, Graduation Research Meeting, Closing Ceremony，International Students’ Gathering
March	Graduation Ceremony, Graduation Ceremony of Advanced Course, Overseas Training Program（Language Training Program, Cross-Cultural Communication）, Overseas Internship

• 
  Soccer
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  Robot Contest

 Academic Calendar(2021)

 Academic year

The First Semester Apr.1-Sep.30
The Second Semester Oct.1-Mar.31

 Entrance Ceremony Apr.4

 Commencement Mar.18

 School Holidays

Spring Break Apr.1-Apr.4
School Foundation Day Apr.20
Summer Break Aug.12-Sep.30
Winter Break Dec.28-Jan.5
Spring Break(Academin Year-end Break) Mar.19-Mar.31