ロシアン・マフィア
Russian organized crime or Russian mafia (, ), otherwise known as Bratva (), is a collective of various organized crime elements originating in the former Soviet Union. The acronym OPG is Organized Criminal ("Prestupnaya" in Russian) Group, used to refer to any of the Russian mafia groups, sometimes modified with a specific name, e.g. Orekhovskaya OPG. Sometimes the initialism is translated and OCG is used.