大頭おおがしら

1. 1leader of a (large) group Translated by Jiyomi
2. 2large decorative black flagpole tassel made from tail hair (of a yak, horse, ox, etc.) or dyed hemp
3. 3puffbird (any bird of family Bucconidae)
4. 4first makushita rikishi listed on the banzuke

JMdict entry 2174810. Source and licence.