Wikipedia
Kozakura-ikka
The is a yakuza organization based in Kagoshima, Kyushu, Japan, with an estimated 100 active members. The Kozakura-ikka is the only designated boryokudan group in Kagoshima Prefecture.
The Kozakura-ikka is noted for its unique official policy, which the National Police Agency describes as the "Kozakura Monroe Doctrine", of not allowing themselves to be active outside of Kagoshima Prefecture, and at the same time not allowing any other yakuza syndicate to enter the prefecture. __TOC__