Oban-gashira or Obanto (大番頭)

Oban-gashira Or Obanto have the following meanings:

1. Oban-gashira
Indicating a governmental post in the Edo bakufu, or the head of the Oban that was an organization of soldiers.

2. Obanto
This was the honorific title for the Banto who was placed at the highest post of all employees at a merchant house.