noun
pentathlon
A combined athletic event consisting of five different disciplines. In modern contexts, often refers to the modern pentathlon (fencing, swimming, riding, shooting, running) or the ancient pentathlon (long jump, javelin, discus, running, wrestling).
近代五種競技はオリンピックの正式種目です。
The modern pentathlon is an official Olympic event.
古代
The pentathlon in ancient Greece also included wrestling.
Compound of 五 (go, 'five'), 種 (shu, 'kind' or 'event'), and 競技 (kyōgi, 'competition' or 'athletic event').