Noun
tsukebito (plural tsukebito)
(sumo) An attendant of a higher-ranked rikishi or gyoji.
The junior wrestlers are given the most mundane tasks such as cleaning the stable, running errands, and even washing or massaging the exceptionally large sekitori while only the senior tsukebito accompany the sekitori when he goes out. Source: Internet
A sekitori has a number of tsukebito, depending on the size of the stable or in some cases depending on the size of the sekitori. Source: Internet
Becoming a tsukebito for a senior member of the stable is a typical duty. Source: Internet