Yakuza
Members of organized crime syndicates in Japan
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| 2024 | Yakuza membership further reduced to 9,900 members and 8,900 quasi-members, indicating a continued dramatic decline in organized crime group participation. |
| March 12 2024 | The Fukuoka High Court overturned Satoru Nomura's death sentence, downgrading it to life imprisonment and finding him not guilty of murder. |
| 2023 | Yakuza membership further diminished to 10,400 members and 10,000 quasi-members, highlighting the continued decline of these criminal organizations in Japan. |
| December 31 2022 | The average age of yakuza members was 54.2 years, with a demographic breakdown showing a significant aging of the organization: only 5.4% in their 20s and over 50% aged 50 or older. |
| August 24 2021 | Satoru Nomura, head of Kudo-kai, became the first designated yakuza boss sentenced to death for murder and attempted murder. |
| 2020 | Kizuna-kai received its final name after previous renamings. |
| 2018 | Kizuna-kai was officially registered, and Kantō-Sekine-gumi was formed and registered. |
| 2017 | Kizuna-kai initially formed as Ninkyo-dantai-Yamaguchi-gumi, later renamed to Ninkyo-Yamaguchi-gumi. |
| 2016 | Kōbe-Yamaguchi-gumi was officially registered as a separate syndicate. |
| 2015 | Kōbe-Yamaguchi-gumi split from Yamaguchi-gumi VI, and Namikawa-kai was renamed. |
| October 7 2013 | Namikawa-mutsumi-kai was formed by upper members of the former Kyushu-Seido-kai during a shrine visit in Kumamoto Prefecture. |
| June 11 2013 | Namikawa-kai was announced to be disbanding to rejoin the Dojin-kai by senior members of the Kyushu Seido-kai. |
| 2011 | Kyokuryū-kai was renamed from Okinawa-Kyokuryū-kai. |
| March 11 2011 | Following the Tōhoku earthquake and tsunami, yakuza sent hundreds of trucks filled with food, water, blankets, and sanitary accessories to aid people in affected areas. |
| December 2010 | Police arrested Tadashi Irie, the alleged number three leader of Yamaguchi-gumi, as part of continued crackdowns on yakuza organizations. |
This contents of the box above is based on material from the Wikipedia articles Yakuza & List of Yakuza syndicates, which are released under the Creative Commons Attribution-ShareAlike 4.0 International License.