Colleges of technology in Japan
A "KOSEN (National Institute of Technology, Japan)" is the translated Japanese word used to describe the kōsen educational Japanese college system, a variety of programmes of 5 years of study at a collegiate level. The kōtō-senmon-gakkō (高等専門学校), often abbreviated to "KOSEN" (高専) are attended by students 15 years old or older.
Source: Wikipedia — Colleges of technology in Japan (CC BY-SA 4.0)