B1 League
- Eastern Conference
- Central Conference
- Western Conference
B2 League
- Eastern Conference
- Western Conference
B3 League
- Earth Friends Tokyo Z
- Fukui Blowinds
- Gifu Swoops
- Kagawa Five Arrows
- Kagoshima Rebnise
- Kanazawa Samuraiz
- Saitama Broncos
- Shonan United BC
- Shinagawa City BC
- Tachikawa Dice
- Tokushima Gambarous
- Tokyo Hachioji Bee Trains
- Tokyo United BC
- Tryhoop Okayama
- Toyoda Gosei Scorpions
- Veertien Mie BC
- Yamaguchi Pats Five
- Yokohama Excellence
- F1 League
- F2 League
- Japan Rugby League One Division 1
- Black Rams Tokyo
- Green Rockets Tokatsu
- Hanazono Kintetsu Liners
- Kobelco Kobe Steelers
- Kubota Spears Funabashi Tokyo Bay
- Mitsubishi Sagamihara DynaBoars
- Saitama Wild Knights
- Shizuoka Blue Revs (formerly known as Yamaha Júbilo)
- Tokyo Sungoliath
- Toshiba Brave Lupus Tokyo
- Toyota Verblitz
- Yokohama Canon Eagles
- Japan Rugby League One Division 2
- Japan Rugby League One Division 3
- Chugoku Red Regulions
- Kurita Water Gush Akishima
- Kyuden Voltex (without city/prefecture in the name)
- NTT DoCoMo Red Hurricanes Osaka
- Skyactivs Hiroshima
-
J1 League
- Albirex Niigata
- Avispa Fukuoka
- Cerezo Osaka
- Gamba Osaka
- Hokkaido Consadole Sapporo
- Jubilo Iwata
- Kashima Antlers
- Kashiwa Reysol
- Kawasaki Frontale
- Kyoto Sanga
- Machida Zelvia
- Nagoya Grampus
- Sagan Tosu
- Sanfrecce Hiroshima
- Shonan Bellmare
- FC Tokyo
- Tokyo Verdy
- Urawa Red Diamonds
- Vissel Kobe
- Yokohama F. Marinos
-
J3 League
- Azul Claro Numazu
- Fukushima United
- Gainare Tottori
- FC Gifu
- Giravanz Kitakyushu
- FC Imabari
- Iwate Grulla Morioka
- Kamatamare Sanuki
- Kataller Toyama
- Matsumoto Yamaga
- Nagano Parceiro
- Nara Club
- Omiya Ardija
- FC Osaka
- FC Ryukyu
- SC Sagamihara
- Tegevajaro Miyazaki
- Vanraure Hachinohe
- Yokohama Sports & Culture Club
- Zweigen Kanazawa
- Division 1 (V1)
- Division 2 (V2)
- Division 3 (V3)
B1 League
- Eastern Conference
- Central Conference
- Western Conference
B2 League
- Eastern Conference
- Western Conference
B3 League
- Earth Friends Tokyo Z
- Fukui Blowinds
- Gifu Swoops
- Kagawa Five Arrows
- Kagoshima Rebnise
- Kanazawa Samuraiz
- Saitama Broncos
- Shonan United BC
- Shinagawa City BC
- Tachikawa Dice
- Tokushima Gambarous
- Tokyo Hachioji Bee Trains
- Tokyo United BC
- Tryhoop Okayama
- Toyoda Gosei Scorpions
- Veertien Mie BC
- Yamaguchi Pats Five
- Yokohama Excellence
- F1 League
- F2 League
- Japan Rugby League One Division 1
- Black Rams Tokyo
- Green Rockets Tokatsu
- Hanazono Kintetsu Liners
- Kobelco Kobe Steelers
- Kubota Spears Funabashi Tokyo Bay
- Mitsubishi Sagamihara DynaBoars
- Saitama Wild Knights
- Shizuoka Blue Revs (formerly known as Yamaha Júbilo)
- Tokyo Sungoliath
- Toshiba Brave Lupus Tokyo
- Toyota Verblitz
- Yokohama Canon Eagles
- Japan Rugby League One Division 2
- Japan Rugby League One Division 3
- Chugoku Red Regulions
- Kurita Water Gush Akishima
- Kyuden Voltex (without city/prefecture in the name)
- NTT DoCoMo Red Hurricanes Osaka
- Skyactivs Hiroshima
-
J1 League
- Albirex Niigata
- Avispa Fukuoka
- Cerezo Osaka
- Gamba Osaka
- Hokkaido Consadole Sapporo
- Jubilo Iwata
- Kashima Antlers
- Kashiwa Reysol
- Kawasaki Frontale
- Kyoto Sanga
- Machida Zelvia
- Nagoya Grampus
- Sagan Tosu
- Sanfrecce Hiroshima
- Shonan Bellmare
- FC Tokyo
- Tokyo Verdy
- Urawa Red Diamonds
- Vissel Kobe
- Yokohama F. Marinos
-
J3 League
- Azul Claro Numazu
- Fukushima United
- Gainare Tottori
- FC Gifu
- Giravanz Kitakyushu
- FC Imabari
- Iwate Grulla Morioka
- Kamatamare Sanuki
- Kataller Toyama
- Matsumoto Yamaga
- Nagano Parceiro
- Nara Club
- Omiya Ardija
- FC Osaka
- FC Ryukyu
- SC Sagamihara
- Tegevajaro Miyazaki
- Vanraure Hachinohe
- Yokohama Sports & Culture Club
- Zweigen Kanazawa
- Division 1 (V1)
- Division 2 (V2)
- Division 3 (V3)