The numbers which precede the names of boryokudan groups refer to the group's leadership. For example, Yoshinori Watanabe headed the ''fifth'' Yamaguchi-gumi; on his retirement, Shinobu Tsukasa became head of the ''sixth'' Yamaguchi-gumi, and "Sixth Yamaguchi-gumi" is the group's formal name.
- Sixth Yamaguchi-gumi , led by Shinobu Tsukasa (real name: Kenichi Shinoda), designated from June, 1992
- ---Fourth Yamaken-gumi , led by Kunio Inoue
--Fifth Kenryu-kai , led by Koji Nakata
- --- Kishimoto-gumi , led by Saizo Kishimoto
- ---Second Kodo-kai , led by Kiyoshi Takayama
- --- Goto-gumi , led by Tadamasa Goto
- --- Kokusui-kai , led by Kazuyoshi Kudo , designated from May, 1994 to October, 2005
- Inagawa-kai , founded by Seijo Inagawa (real name: Kakuji Inagawa), designated from June, 1992
- Sumiyoshi-kai , led by Shigeo Nishiguchi and Hareaki Fukuda , designated from June, 1992
- --- Sumiyoshi-ikka , led by Hareaki Fukuda
-- Shinwa-kai , led by Hideo Komatsuzawa
- Fourth Kudo-kai , led by Satoru Nomura , designated from June, 1992
- Third Kyokuryu-kai , led by Yoshihiro Onaga , designated from June, 1992
- Okinawa Kyokuryu-kai , led by Kiyoshi Tominaga , designated from June, 1992
- Fifth Aizukotetsu-kai , led by Toshitsugu Zukoshi , designated from July, 1992
- Fifth Kyosei-kai , led by Atsumu Moriya , designated from July, 1992
- Sixth Goda-ikka , led by Kanji Nukui , designated from July, 1992
- Fourth Kozakura-ikka , led by Kiei Hiraoka , designated from July, 1992
- Third Asano-gumi , led by Yoshiaki Kushita , designated from December, 1992
- Second Dojin-kai , led by Seijiro Matsuo , designated from December, 1992
- , designated from December, 1992
- Soai-kai , led by Akira Takamura (real name: Sin Myong U), designated from December, 1992
- Third Yamano-kai , designated from December, 1992 to November, 2001
- Ishikawa-ikka , designated from February, 1993 to October, 1995
- Third Kyodo-kai , led by Nozomu Ikezawa , designated from March, 1993
- Taishu-kai , led by Hiroshi Hidaka , designated from March, 1993
- Seventh Sakaume-gumi , led by Kozaburo Kanayama (real name: Zaikaku Kin), designated from May, 1993
- Kyokuto-SakuraiSoke-Rengokai , led by Kazuo Shimura , designated from July, 1993 to May, 2005
- Kyokuto-kai , led by Shinichi Matsuyama (real name: Cho Kyu Hwa), designated from July, 1993
- Azuma-gumi , led by Kiyoshi Azuma (real name: Kiyoshi Kishida), designated from August, 1993
- Matsuba-kai , led by Kuniyasu Makino (real name: I Chun Song), designated from February, 1994
- Second Dainippon-Heiwa-kai , designated from April, 1994 to April, 1997
- Nakano-kai , led by Taro Nakano , designated from July, 1999
- Second Fukuhaku-kai , led by Shoshiro Wada (real name: Makio Wada), designated from February, 2000
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