1984 All Japan Endurance Championship

The 1984 All Japan Endurance Championship was the second season of the All Japan Sports Prototype Championship. The 1984 champion was the Auto Beaurex Motorsport Lotec M1C-BMW driven by Naoki Nagasaka.

C/B

 * For the WEC-Japan event, JSPC teams used different car numbers to avoid conflicts with the car numbers of the entrants of the World Sportscar Championship; each car's WEC-Japan race number is displayed in tooltips.

Schedule
All races were held in Japan.

Season results
Season results are as follows: