B.League
{{Infobox basketball league
| name                = B.League
| image               = B League Championship 2018 - 2019 Ryukyu goldenkings VS Nagoya Diamond Dolphins GAME(2).jpg
| pixels              = 
| organiser           = Japan Professional Basketball League
| founded             = {{Start date and age|2015|04|01}}<ref name=JPBL>{{cite web |url=http://www.bleague.jp/jpbl/ |title=組織概要 |trans-title=Organizational Outline |language=ja |access-date=8 June 2016 |url-status=dead |archive-url=https://web.archive.org/web/20160619134811/http://www.bleague.jp/jpbl/ |archive-date=19 June 2016}}</ref>
| first               = 2016–17
| folded              = 
| successor           = 
| country             = [[Hapon]]
| other countries     = 
| confed              = [[FIBA Asia]] ([[Asia]])
| divisions           = B1 League <br /> B2 League
| teams               = 36（B1: 22, B2: 14)
| feeds               = 
| promotion           = 
| relegation          = Japan Basketball League
| levels              = 1–2
| domest_cup          = 
| supercup            = 
| confed_cup          = 
| overseas_tournament = 
| champions           = B1: [[Chiba Jets Funabashi]] (Enot na titulo)<br/>B2: [[Gunma Crane Thunders]] (1st title)
| season              = 2020–21
| most_champs         = B1: [[Alvark Tokyo]] (2 titulo)<br/>B2: [[Nishinomiya Storks]]<br />[[Rizing Zephyr Fukuoka]]<br />[[Shinshu Brave Warriors]]<br />[[Gunma Crane Thunders]] (1 titulo sa kada saro)
| most_appearances    = 
| top_scorer          = 
| ceo                 = 
| commissioner        = 
| president           = {{Interlanguage link multi|Shinji Shimada|ja|3=島田慎二}} (Chairman)<ref name=JPBL/>
| tv                  = DAZN
| website             = [http://www.bleague.jp/ www.bleague.jp]
| sponsor             = SoftBank
| American/Canadian   = 
}}
<!--[[Ladawan:B League Championship 2018 - 2019 Ryukyu goldenkings VS Nagoya Diamond Dolphins GAME(2).jpg|thumb|340x340px|Ikaduwang laban kan Ryukyu Golden Kings asin Nagoya Diamond Dolphins para sa Kampeonato kan B.League (2018-2019 Season)]]-->
An '''B.League'''<ref name="LeagueName">{{cite web|url=http://www.japantimes.co.jp/sports/2015/09/15/basketball/new-pro-basketball-league-unveils-name-logo/|title=New pro basketball league unveils name, logo|date=15 September 2015|access-date=16 September 2015|last=Nagatsuka|first=Kaz|publisher=[[The Japan Times]]}}</ref> iyo sarong propesyonal na panglalaking liga nin [[basketbol]] na nagpoon sa [[Hapon]] kan Septembre 2016.<ref name="Nishinomiya">{{cite web|url=http://www.storks.jp/2015.07.30/press/18364/|title=JPBLの「1部～3部階層分け発表記者会見」について|trans-title=Regarding the JPBL's "Division 1–3 Assignment Press Conference"|language=ja|publisher=Nishinomiya Storks|date=30 July 2015|access-date=11 August 2015|url-status=dead|archive-url=https://web.archive.org/web/20160304091026/http://www.storks.jp/2015.07.30/press/18364/|archive-date=4 March 2016}}</ref><ref name="firstgame">{{cite web|url=http://www.bleague.jp/news/20160524.php|title=B.LEAGUE開幕日・対戦カード決定のお知らせ|trans-title=B.League Opening Day Matchup Decided|date=24 May 2016|access-date=1 June 2016|language=ja|url-status=dead|archive-url=https://web.archive.org/web/20160603101809/http://www.bleague.jp/news/20160524.php|archive-date=3 June 2016}}</ref> An liga pig-ooperar kan Japan Professional Basketball League asin iyo natogdas bilang resulta kan pagsaro kan National Basketball League na pig-ooperar kan kaapil kan [[FIBA]] na Japan Basketball Association asin an talingkas na nag-ooperar na bj league. An pagsaro iyo may mandato kan FIBA bilang sarong kondisyon sa Hapon para magpadagos liwat nin pagigin miyembro pakatapos kan suspensyon kan Nobyembre 2014.<ref>{{cite web|url=http://espn.go.com/olympics/basketball/story/_/id/11940740/fiba-suspends-japan-basketball-association-failure-merge-leagues|title=Japan suspended by FIBA|date=26 November 2014|access-date=15 September 2015|publisher=[[ESPN]]}}</ref>

== Uusipon ==
An Japan Basketball Association iyo namokna kan 1930 asin pig-operar an mga pangenot na liga nin basketbol sa Hapon sa irarom nin nagkapirang mga ngaran poon 1967. Sa historya kan asosasyon, an mga koponan iyo kaapil sa mga darakulang korporasyon asin an mga parakawat iyo empleyado kan saindang mga kompanya imbes na nagkakawat bilang mga propesyonal na parakawat nin basketbol. Sa kapinunan kan 1990s, an soccer sa Hapon nagrayo naman sa kaparehas na korporadong istraktura asin pig-lunsar an [[J.League]] kan 1993.<ref>{{cite web|url=http://www.wsc.co.uk/wsc-daily/997-July-2010/5577-how-japan-created-a-successful-league|title=How Japan created a successful league|publisher=When Saturday Comes|last=Anthony|first=Scott|date=18 July 2010|access-date=8 June 2016|archive-url=https://web.archive.org/web/20160809201118/http://www.wsc.co.uk/wsc-daily/997-July-2010/5577-how-japan-created-a-successful-league|archive-date=9 August 2016|url-status=dead}}</ref> An JBA pigkomensar an pag-imbestiga sa propesyonalisasyon kan basketbol sa kaparehas na taon, asin kan 1997 pighali an pagbabawal sa mga propesyonal na parakawat. Alagad, an istraktura kan Japan Super League mantinido na nagpopoon pa sana, na an kadaklan nin mga koponan yaon man giraray sa kontrol kan mga korporadong sponsor/kagsadiri.

Kan 2005, an kalaban na bj league iyo piglunsar bilang kompetisyon sa Super League, base sa Amerikanong prankisang sistema nin mga propesyonal na koponan. Bilang simbag, an JBA piglunsar liwat an Super League bilang an Japan Basketball League kan 2007, pero igwa man giraray nin salak kan propesyonal asin korporadong koponan sa kompetisyon. An JBL pigtatakan liwat bilang an National Basketball League kan 2013. Poon sa pagkatogdas kan bj league kan 2005, an parehas na kompetisyon naglakop sa bilang nin mga koponan, kaiba an 45 koponan na nagpapartisipar sa duwang kompetisyon kan 2015.<ref>{{cite web|url=http://www.japantimes.co.jp/sports/2015/10/03/basketball/bj-league/size-b-league-will-present-challenges-outset/|title=Size of B. League will present challenges from the outset|publisher=Japan Times|last=Odeven|first=Kaz|date=3 October 2015|access-date=8 June 2016|archive-date=8 November 2016|archive-url=https://web.archive.org/web/20161108234532/http://www.japantimes.co.jp/sports/2015/10/03/basketball/bj-league/size-b-league-will-present-challenges-outset|dead-url=yes}}</ref>

An [[FIBA]], an internasyonal na namamayong lawas para sa basketbol, nagrumdom sa pagbaranga asin disorganisasyon kan isport sa nasyon. Pakatapos na an JBA nagpalya sa deadline na itinao para sa reorganisasyon kan domestikong liga, an FIBA pigsuspende an Hapon sa mga internasyonal na kompetisyon kan Nobyembre 2014. Sarong task force para maimbestigahan an repormasyon kan domestikong liga an namokna asin si  [[Saburō Kawabuchi]] an napiling co-chairman. Kan Mayo 2015, sa paagi kan rekomendasyon kan FIBA, si Kawabuchi an napiling presidente kan JBA.<ref>{{cite web|url=http://www.fiba.com/news/kawabuchi-becomes-new-jba-president|title=Kawabuchi becomes new JBA President|date=18 May 2015|access-date=8 June 2016|archive-date=7 August 2016|archive-url=https://web.archive.org/web/20160807163932/http://www.fiba.com/news/kawabuchi-becomes-new-jba-president|dead-url=yes}}</ref> An pagsaro kan duwang naglalabang liga pasiring sa B.League iyo pig-anunsyo kan Hunyo 2015<ref>{{cite web|url=http://www.japantimes.co.jp/sports/2015/06/19/basketball/fiba-fast-track-fully-lift-japan-basketball-association-ban-august/|title=FIBA on fast track to fully lift Japan Basketball Association ban in August|publisher=Japan Times|last=Nagatsuka|first=Kaz|date=19 June 2015|access-date=28 June 2016}}</ref> asin an internasyonal na suspensyon pighali kan FIBA sa bulan nin Agosto.<ref>{{cite web|url=http://www.japantimes.co.jp/sports/2015/08/09/basketball/kawabuchi-welcomes-end-japans-international-basketball-ban/|title=Kawabuchi welcomes end of Japan's international basketball ban|last=Nagatsuka|first=Kaz|publisher=Japan Times|date=9 August 2015|access-date=8 June 2016}}</ref> An telekomunikasyong kompanya na Softbank an pigpangaranang pangenot na sponsor kan liga para sa pagbubukas kan season kan Marso 2016.<ref>{{cite web|url=http://www.japantimes.co.jp/sports/2016/03/10/basketball/softbank-named-top-b-league-partner/|title=Softbank named top B. League partner|date=10 March 2016|publisher=Japan Times|last=Nagatsuka|first=Kaz|access-date=8 June 2016}}</ref>

== Mga koponan ==
An liga iyo pigbibilog nin duwang dibisyon, an B1 asin B2. Para sa 2021–22 season, an enot na dibisyon (B1) igwa nin 22 koponan asin an ikaduwang dibisyon (B2) igwa nin 14 koponan, kaiba an sistema nin promosyon asin regulason sa tahaw kan duwang dibisyon. Nababanga man dagos an enot na duwang dibisyon sa duwang komperensya, an Subangan asin Solnopan. <ref name="division">{{cite web|url=https://www.japantimes.co.jp/sports/2020/04/14/basketball/b-league/b-league-realign-teams-two-conferences-2020-21-season/|title=B. League to realign teams into two conferences for 2020-21 season|date=14 April 2020|access-date=13 September 2020|last=Nagatsuka|first=Kaz|publisher=The Japan Times}}</ref>

=== Enot na dibisyon (20 koponan) ===
{|class="wikitable" style="text-align: center; center; font-size: small;"
! style="white-space:nowrap" | Komperensya
! style="white-space:nowrap" | Ngaran kan koponan
! style="white-space:nowrap" | Syudad, Prepektura
! style="white-space:nowrap" | Ginikanang arena<ref name=arena>{{cite web|url=https://www.bleague.jp/arena/ |title=Arena |trans-title=Arena |language=ja |access-date=14 September 2020}}</ref>
! style="white-space:nowrap" | Enot na taon sa B.League
! style="white-space:nowrap" | 2015–16 na Liga
|-
|style="background:#DBABB0;" rowspan="10" | '''Subangan'''
| style="white-space:nowrap" | '''[[Akita Northern Happinets]]'''
| [[Akita, Akita]]
| [[CNA Arena Akita]]
| 2016–17
| bj-league
|-
| style="white-space:nowrap" | '''[[Alvark Tokyo]]'''
| [[Fuchū, Tokyo|Fuchū]], [[Tokyo]]
| [[Arena Tachikawa Tachihi]], [[Komazawa Gymnasium]]
| 2016–17
| NBL
|-
| style="white-space:nowrap" | '''[[Chiba Jets Funabashi]]'''
| [[Funabashi, Chiba|Funabashi]], [[Chiba Prefecture|Chiba]]
| [[Funabashi Arena]]
| 2016–17
| NBL
|-
| style="white-space:nowrap" | '''[[Kawasaki Brave Thunders]]'''
| [[Kawasaki, Kanagawa|Kawasaki]], [[Kanagawa Prefecture|Kanagawa]]
| [[Todoroki Arena|Kawasaki Todoroki Arena]]
| 2016–17
| NBL
|-
| style="white-space:nowrap" | '''[[Levanga Hokkaido]]'''
| [[Sapporo]], [[Hokkaido]]
| [[Hokkaido Prefectural Sports Center|Hokkai Kitayell]]
| 2016–17
| NBL
|-
| style="white-space:nowrap" | '''[[Niigata Albirex BB]]'''
| [[Nagaoka, Niigata]]
| [[City Hall Plaza Aore Nagaoka]]
| 2016–17
| bj-league 
|-
| style="white-space:nowrap" |''' [[Sun Rockers Shibuya]]'''
| [[Shibuya, Tokyo]]
| [[Aoyama Gakuin University|Aoyama Gakuin University Gymnasium]]
| 2016–17
| NBL
|-
| style="white-space:nowrap" | '''[[Toyama Grouses]]'''
| [[Toyama, Toyama|Toyama]], [[Toyama Prefecture|Toyama]]
| [[Toyama City Gymnasium]]
| 2016–17
| bj-league
|-
| style="white-space:nowrap" | '''[[Utsunomiya Brex]]'''
| [[Utsunomiya]], [[Tochigi Prefecture|Tochigi]]
| [[Brex Arena Utsunomiya]]
| 2016–17
| NBL
|-
| style="white-space:nowrap" | '''[[Yokohama B-Corsairs]]'''
| [[Yokohama]], [[Kanagawa Prefecture|Kanagawa]]
| [[Yokohama International Swimming Pool]]
| 2016–17
| bj-league
|-

|style="background:#EBEEB6;"  rowspan="10" |'''Solnopan'''
| style="white-space:nowrap" |''' [[Hiroshima Dragonflies]]'''
| [[Hiroshima]], [[Hiroshima Prefecture|Hiroshima]]
| [[Hiroshima Sun Plaza]]
| 2016–17
| NBL
|-
| style="white-space:nowrap" | '''[[Kyoto Hannaryz]]'''
| [[Kyoto]], [[Kyoto Prefecture|Kyoto]]
| [[Hannaryz Arena]]
| 2016–17
| bj-league
|-
| style="white-space:nowrap" | '''[[Nagoya Diamond Dolphins]]'''
| [[Nagoya]], [[Aichi Prefecture|Aichi]]
| [[Dolphins Arena]]
| 2016–17
| NBL
|-
| style="white-space:nowrap" | '''[[Osaka Evessa]]'''
| [[Osaka]], [[Osaka Prefecture|Osaka]]
| [[Ookini Arena Maishima]]
| 2016–17
| bj-league
|-
| style="white-space:nowrap" | '''[[Ryukyu Golden Kings]]'''
| [[Okinawa, Okinawa|Okinawa]], [[Okinawa Prefecture|Okinawa]]
| [[Okinawa City Gymnasium]]
| 2016–17
| bj-league
|-
| style="white-space:nowrap" | '''[[San-en NeoPhoenix]]'''
| [[Toyohashi]], [[Aichi Prefecture|Aichi]]
| [[Toyohashi City General Gymnasium]]
| 2016–17
| bj-league
|-
| style="white-space:nowrap" |''' [[SeaHorses Mikawa]]'''
| [[Kariya, Aichi|Kariya]], [[Aichi Prefecture|Aichi]]
| [[Wing Arena Kariya]]
| 2016–17
| NBL
|-
| style="white-space:nowrap" | '''[[Shiga Lakestars]]'''
| [[Ōtsu]], [[Shiga Prefecture|Shiga]]
| [[Ukaruchan Arena]]
| 2016–17
| bj-league
|-
| style="white-space:nowrap" | '''[[Shimane Susanoo Magic]]'''
| [[Matsue, Shimane]]
| [[Matsue City General Gymnasium]]
| 2016–17
| bj-league
|-
| style="white-space:nowrap" | '''[[Shinshu Brave Warriors]]'''
| [[Chikuma, Nagano|Chikuma]], [[Nagano Prefecture|Nagano]]
| [[White Ring (arena)]]
| 2016–17
| bj-league
|-
|}

=== Ikaduwang dibisyon (16 koponan) ===
{|class="wikitable" style="text-align: center; center; font-size: small;"
! style="white-space:nowrap" | Komperensya
! style="white-space:nowrap" | Ngaran kan koponan
! style="white-space:nowrap" | Syudad, Prepektura
! style="white-space:nowrap" | Ginikanang arena
! style="white-space:nowrap" | Enot na taon sa B.League
! style="white-space:nowrap" | 2015–16 na Liga
|-
|style="background:#B6D999;" rowspan="8" | '''Subangan'''

| style="white-space:nowrap" | '''[[Aomori Wat's]]'''
| [[Aomori, Aomori|Aomori]], [[Aomori Prefecture|Aomori]]
| [[Maeda Arena]]
| 2016–17
| bj-league
|-
| style="white-space:nowrap" | '''[[Earth Friends Tokyo Z]]'''
| [[Ōta, Tokyo|Ōta]], [[Tokyo]]
| [[Ota City General Gymnasium]]
| 2016–17
| NBDL
|-
| style="white-space:nowrap" | '''[[Fukushima Firebonds]]'''
| [[Kōriyama, Fukushima|Kōriyama]], [[Fukushima Prefecture|Fukushima]]
| [[Koriyama General Gymnasium]]
| 2016–17
| bj-league
|-
| style="white-space:nowrap" |''' [[Gunma Crane Thunders]]'''
| [[Ota, Gunma]]
| [[Ota Citizens Gymnasium]]
| 2016–17
| bj-league
|-
| style="white-space:nowrap" | '''[[Ibaraki Robots]]'''
| [[Mito, Ibaraki]]
| [[Adastria Mito Arena]]
| 2016–17
| NBL
|-
| style="white-space:nowrap" | '''[[Koshigaya Alphas]]'''
| [[Koshigaya, Saitama]]
| [[Koshigaya Municipal General Gymnasium]]
| 2019–20
| NBDL
|-
| style="white-space:nowrap" | '''[[Sendai 89ers]]'''
| [[Sendai, Miyagi]]
| [[Xebio Arena Sendai]]
| 2016–17
| bj-league
|-
| style="white-space:nowrap" | '''[[Passlab Yamagata Wyverns|Yamagata Wyverns]]'''
| [[Tendo, Yamagata|Tendo]], [[Yamagata Prefecture|Yamagata]]
| [[Yamagata Prefectural General Sports Park Gymnasium]]
| 2016–17
| NBDL
|-

|style="background:#D0A5D3;" rowspan="8" | '''Solnopan'''
| style="white-space:nowrap" | '''[[Bambitious Nara]]'''
| [[Nara, Nara]]
| [[Naraden Arena]]
| 2016–17
| bj-league
|-
| style="white-space:nowrap" | '''[[Ehime Orange Vikings]]'''
| [[Matsuyama, Ehime|Matsuyama]], [[Ehime Prefecture|Ehime]]
| [[Matsuyama City General Community Center]]
| 2016–17
| bj-league
|-
| style="white-space:nowrap" | '''[[Toyotsu Fighting Eagles Nagoya|Fighting Eagles Nagoya]]'''
| [[Nagoya]], [[Aichi Prefecture|Aichi]]
| [[Biwajima Sports Center]]
| 2016–17
| NBDL
|-
| style="white-space:nowrap" | '''[[Kagawa Five Arrows]]'''
| [[Takamatsu, Kagawa|Takamatsu]], [[Kagawa Prefecture|Kagawa]]
| [[Takamatsu City General Gymnasium]]
| 2016–17
| bj-league
|-
| style="white-space:nowrap" | '''[[Kumamoto Volters]]'''
| [[Kumamoto]], [[Kumamoto Prefecture|Kumamoto]]
| [[Kumamoto Prefectural Gymnasium]]
| 2016–17
| NBL
|-
| style="white-space:nowrap" | '''[[Nishinomiya Storks]]'''
| [[Nishinomiya, Hyogo]]
| [[Nishinomiya City Central Gymnasium]]
| 2016–17
| NBL
|-
| style="white-space:nowrap" | '''[[Rizing Zephyr Fukuoka]]'''
| [[Fukuoka, Fukuoka]]
| [[Teriha Sekisui House Arena]]
| 2017–18
| bj-league
|-
| style="white-space:nowrap" | '''[[Saga Ballooners]]'''
| [[Saga, Saga]]
| [[Saga Sunrise Park General Gymnasium]]
| 2020–21
| –
|-
|}

=== Ikatolong dibisyon (11 koponan) ===
{|class="wikitable" style="text-align: center; center; font-size: small;"
! style="white-space:nowrap" | Ngaran kan koponan
! style="white-space:nowrap" | Syudad, Prepektura
! style="white-space:nowrap" | 2015–16 na Liga
|-
| style="white-space:nowrap" | '''[[Aisin AW Areions Anjo]]'''
| [[Anjō]], [[Aichi Prefecture|Aichi]]
| NBDL
|-
| style="white-space:nowrap" | '''[[Gifu Swoops]]'''
| [[Gifu, Gifu]]
| –
|-
| style="white-space:nowrap" | '''[[Iwate Big Bulls]]'''
| [[Morioka, Iwate]]
| bj-league
|-
| style="white-space:nowrap" | '''[[Kagoshima Rebnise]]'''
| [[Kagoshima, Kagoshima]]
| NBDL
|-
| style="white-space:nowrap" | '''[[Kanazawa Samuraiz]]'''
| [[Kanazawa, Ishikawa]]
| bj-league
|-
| style="white-space:nowrap" |''' [[Saitama Broncos]]'''
| [[Tokorozawa, Saitama|Tokorozawa]], [[Saitama Prefecture|Saitama]]
| bj-league
|-
| style="white-space:nowrap" | '''[[Yokohama Excellence]]'''
| [[Yokohama, Kanagawa]]
| NBDL
|-
| style="white-space:nowrap" | '''[[Tokyo Hachioji Bee Trains]]'''
| [[Hachioji, Tokyo]]
| NBDL
|-
| style="white-space:nowrap" | '''[[Toyoda Gosei Scorpions]]'''
| [[Kiyosu]], [[Aichi Prefecture|Aichi]]
| NBDL
|-
| style="white-space:nowrap" | '''[[Tryhoop Okayama]]'''
| [[Okayama, Okayama]]
| –
|-
| style="white-space:nowrap" | '''[[Veltex Shizuoka]]'''
| [[Shizuoka, Shizuoka]]
| –
|}

== Panluwas na takod ==
* [http://sports.yahoo.co.jp/basket/ Yahoo Japan Sportsnavi Basketball]

== Toltolan ==
{{reflist|30em}}
{{poon}}
[[Kategorya:Hapon]]
[[Kategorya:Isports sa Asya]]
An B.League iyo sarong propesyonal na panglalaking liga nin basketbol na nagpoon sa Hapon kan Septembre 2016. An liga pig-ooperar kan Japan Professional Basketball League asin iyo natogdas bilang resulta kan pagsaro kan National Basketball League na pig-ooperar kan kaapil kan FIBA na Japan Basketball Association asin an talingkas na nag-ooperar na bj league. An pagsaro iyo may mandato kan FIBA bilang sarong kondisyon sa Hapon para magpadagos liwat nin pagigin miyembro pakatapos kan suspensyon kan Nobyembre 2014.

 Uusipon 
An Japan Basketball Association iyo namokna kan 1930 asin pig-operar an mga pangenot na liga nin basketbol sa Hapon sa irarom nin nagkapirang mga ngaran poon 1967. Sa historya kan asosasyon, an mga koponan iyo kaapil sa mga darakulang korporasyon asin an mga parakawat iyo empleyado kan saindang mga kompanya imbes na nagkakawat bilang mga propesyonal na parakawat nin basketbol. Sa kapinunan kan 1990s, an soccer sa Hapon nagrayo naman sa kaparehas na korporadong istraktura asin pig-lunsar an J.League kan 1993. An JBA pigkomensar an pag-imbestiga sa propesyonalisasyon kan basketbol sa kaparehas na taon, asin kan 1997 pighali an pagbabawal sa mga propesyonal na parakawat. Alagad, an istraktura kan Japan Super League mantinido na nagpopoon pa sana, na an kadaklan nin mga koponan yaon man giraray sa kontrol kan mga korporadong sponsor/kagsadiri.

Kan 2005, an kalaban na bj league iyo piglunsar bilang kompetisyon sa Super League, base sa Amerikanong prankisang sistema nin mga propesyonal na koponan. Bilang simbag, an JBA piglunsar liwat an Super League bilang an Japan Basketball League kan 2007, pero igwa man giraray nin salak kan propesyonal asin korporadong koponan sa kompetisyon. An JBL pigtatakan liwat bilang an National Basketball League kan 2013. Poon sa pagkatogdas kan bj league kan 2005, an parehas na kompetisyon naglakop sa bilang nin mga koponan, kaiba an 45 koponan na nagpapartisipar sa duwang kompetisyon kan 2015.

An FIBA, an internasyonal na namamayong lawas para sa basketbol, nagrumdom sa pagbaranga asin disorganisasyon kan isport sa nasyon. Pakatapos na an JBA nagpalya sa deadline na itinao para sa reorganisasyon kan domestikong liga, an FIBA pigsuspende an Hapon sa mga internasyonal na kompetisyon kan Nobyembre 2014. Sarong task force para maimbestigahan an repormasyon kan domestikong liga an namokna asin si  Saburō Kawabuchi an napiling co-chairman. Kan Mayo 2015, sa paagi kan rekomendasyon kan FIBA, si Kawabuchi an napiling presidente kan JBA. An pagsaro kan duwang naglalabang liga pasiring sa B.League iyo pig-anunsyo kan Hunyo 2015 asin an internasyonal na suspensyon pighali kan FIBA sa bulan nin Agosto. An telekomunikasyong kompanya na Softbank an pigpangaranang pangenot na sponsor kan liga para sa pagbubukas kan season kan Marso 2016.

 Mga koponan 
An liga iyo pigbibilog nin duwang dibisyon, an B1 asin B2. Para sa 2021–22 season, an enot na dibisyon (B1) igwa nin 22 koponan asin an ikaduwang dibisyon (B2) igwa nin 14 koponan, kaiba an sistema nin promosyon asin regulason sa tahaw kan duwang dibisyon. Nababanga man dagos an enot na duwang dibisyon sa duwang komperensya, an Subangan asin Solnopan. 

 Enot na dibisyon (20 koponan) 
 Komperensya Ngaran kan koponan Syudad, Prepektura Ginikanang arena Enot na taon sa B.League 2015–16 na Liga Subangan Akita Northern Happinets Akita, Akita CNA Arena Akita 2016–17 bj-league Alvark Tokyo Fuchū, Tokyo Arena Tachikawa Tachihi, Komazawa Gymnasium 2016–17 NBL Chiba Jets Funabashi Funabashi, Chiba Funabashi Arena 2016–17 NBL Kawasaki Brave Thunders Kawasaki, Kanagawa Kawasaki Todoroki Arena 2016–17 NBL Levanga Hokkaido Sapporo, Hokkaido Hokkai Kitayell 2016–17 NBL Niigata Albirex BB Nagaoka, Niigata City Hall Plaza Aore Nagaoka 2016–17 bj-league  Sun Rockers Shibuya Shibuya, Tokyo Aoyama Gakuin University Gymnasium 2016–17 NBL Toyama Grouses Toyama, Toyama Toyama City Gymnasium 2016–17 bj-league Utsunomiya Brex Utsunomiya, Tochigi Brex Arena Utsunomiya 2016–17 NBL Yokohama B-Corsairs Yokohama, Kanagawa Yokohama International Swimming Pool 2016–17 bj-leagueSolnopan Hiroshima Dragonflies Hiroshima, Hiroshima Hiroshima Sun Plaza 2016–17 NBL Kyoto Hannaryz Kyoto, Kyoto Hannaryz Arena 2016–17 bj-league Nagoya Diamond Dolphins Nagoya, Aichi Dolphins Arena 2016–17 NBL Osaka Evessa Osaka, Osaka Ookini Arena Maishima 2016–17 bj-league Ryukyu Golden Kings Okinawa, Okinawa Okinawa City Gymnasium 2016–17 bj-league San-en NeoPhoenix Toyohashi, Aichi Toyohashi City General Gymnasium 2016–17 bj-league SeaHorses Mikawa Kariya, Aichi Wing Arena Kariya 2016–17 NBL Shiga Lakestars Ōtsu, Shiga Ukaruchan Arena 2016–17 bj-league Shimane Susanoo Magic Matsue, Shimane Matsue City General Gymnasium 2016–17 bj-league Shinshu Brave Warriors Chikuma, Nagano White Ring (arena) 2016–17 bj-league

 Ikaduwang dibisyon (16 koponan) 
 Komperensya Ngaran kan koponan Syudad, Prepektura Ginikanang arena Enot na taon sa B.League 2015–16 na Liga Subangan Aomori Wat's Aomori, Aomori Maeda Arena 2016–17 bj-league Earth Friends Tokyo Z Ōta, Tokyo Ota City General Gymnasium 2016–17 NBDL Fukushima Firebonds Kōriyama, Fukushima Koriyama General Gymnasium 2016–17 bj-league Gunma Crane Thunders Ota, Gunma Ota Citizens Gymnasium 2016–17 bj-league Ibaraki Robots Mito, Ibaraki Adastria Mito Arena 2016–17 NBL Koshigaya Alphas Koshigaya, Saitama Koshigaya Municipal General Gymnasium 2019–20 NBDL Sendai 89ers Sendai, Miyagi Xebio Arena Sendai 2016–17 bj-league Yamagata Wyverns Tendo, Yamagata Yamagata Prefectural General Sports Park Gymnasium 2016–17 NBDL Solnopan Bambitious Nara Nara, Nara Naraden Arena 2016–17 bj-league Ehime Orange Vikings Matsuyama, Ehime Matsuyama City General Community Center 2016–17 bj-league Fighting Eagles Nagoya Nagoya, Aichi Biwajima Sports Center 2016–17 NBDL Kagawa Five Arrows Takamatsu, Kagawa Takamatsu City General Gymnasium 2016–17 bj-league Kumamoto Volters Kumamoto, Kumamoto Kumamoto Prefectural Gymnasium 2016–17 NBL Nishinomiya Storks Nishinomiya, Hyogo Nishinomiya City Central Gymnasium 2016–17 NBL Rizing Zephyr Fukuoka Fukuoka, Fukuoka Teriha Sekisui House Arena 2017–18 bj-league Saga Ballooners Saga, Saga Saga Sunrise Park General Gymnasium 2020–21 –

 Ikatolong dibisyon (11 koponan) 
 Ngaran kan koponan Syudad, Prepektura 2015–16 na Liga Aisin AW Areions Anjo Anjō, Aichi NBDL Gifu Swoops Gifu, Gifu – Iwate Big Bulls Morioka, Iwate bj-league Kagoshima Rebnise Kagoshima, Kagoshima NBDL Kanazawa Samuraiz Kanazawa, Ishikawa bj-league Saitama Broncos Tokorozawa, Saitama bj-league Yokohama Excellence Yokohama, Kanagawa NBDL Tokyo Hachioji Bee Trains Hachioji, Tokyo NBDL Toyoda Gosei Scorpions Kiyosu, Aichi NBDL Tryhoop Okayama Okayama, Okayama – Veltex Shizuoka Shizuoka, Shizuoka –

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