# oyabun

> English word · Noun

## Definitions
1. The absolute leader of a yakuza clan. He has an advisor called a saiko-komon.

## Etymology
Borrowed from Japanese 親分 (literally “foster parent”).

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/oyabun