The Imperial Family has had a close relationship to sumo since ancient times.
Accordingly, sumo wrestlers do not wear anything but a mawashi (a sumo wrestler belt). For this purpose, they attached great importance to etiquette and formality. Healthy and vital men would offer their power to gods to let the people show their respect and give thanks to gods. Sumo is originally a ritual ceremony based on Shinto, which is the Japanese traditional religion, and local communities still have ritual sumo matches held at a shrine as a festival in various regions throughout Japan. At the same time, sumo is also a martial or military art. Sumo is a Japanese traditional ritual ceremony or festival. Sumo is Originally a Traditional Religious Ritual