The Shinwa-kai (親和会 "Brotherhood Association") in the
Sumiyoshi-ikka, is a
yakuza
, also known as , are members of transnational organized crime syndicates originating in Japan. The Japanese police and media, by request of the police, call them , while the ''yakuza'' call themselves . The English equivalent for the ter ...
gang based in
Tochigi-shi,
Tochigi,
Japan. It is affiliated with the
Sumiyoshi-kai, Japan's second-largest yakuza syndicate.
Yakuza groups
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