Chapter 2 Offenders Associated with Boryokudan (Organized Crime Groups)
Section 1 Trends in Boryokudan Members
Table 3-2-1-1 shows the number of Boryokudan members, etc. (refers to regular members and quasi-members of Boryokudan; hereinafter the same in this section) over the last 10 years.
In 2008, the number of regular members of Boryokudan, etc. decreased by about 8% from 1999 while that of quasi-members increased by about 8%.
Table 3-2-1-1 Number of Boryokudan members, etc. (1999–2008)
As of February 16, 2009, 22 groups were designated as designated Boryokudan under the Act for Prevention of Wrongness by Boryokudan Members (Act No. 77 of 1991; hereinafter referred to as the “Anti-Boryokudan Act”). As of December 31, 2008, regular members of the three major groups, the Sixth Generation Yamaguchi-Gumi, the Inagawa-Kai, and the Sumiyoshi-Kai, consisted of approximately 31,100 persons (a decrease of approximately 200 from the same date of the previous year), and accounted for nearly 77% of the total of regular Boryokudan members (Source: The Criminal Investigation Bureau, National Police Agency).
2,270 termination orders (down 157 from the previous year) and 86 recurrence preventive orders (down 24 (id.)) were issued under the Anti-Boryokudan Act in 2008 (Source: The Criminal Investigation Bureau, National Police Agency).