It was an educational Air Corps of the preparatory pilot training course that was expanded in order to educate the students of the 13th group of the Ko-type preparatory pilot training course, which recruited as many as 30000 students.
30000人もの大量の志願者を募った予科練甲飛第13期の生徒を教育するため増設された予科練教育航空隊である。