O – Outrigger Canoeing — racing using a type of canoe featuring one or more lateral support floats known as outriggers, which are fastened to one or both sides of the main hull.
A- Aeronautical Pentathlon — despite the name, the sport has 6 events: shooting, fencing, orienteering, basketball skills, obstacle course and swimming.
J – Jiu-Jitsu / Jujutsu — a Japanese martial art using close combat for defeating an armed and armored opponent, with only a short weapon or none at all.