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JBA — 公益財団法人日本バスケットボール協会 (Japan Basketball Association)

Japan’s basketball association, a public interest incorporated foundation that states it was established on 30 September 1930 and joined FIBA in 1935; FIBA lists it as Japan’s member.
✓ Last reviewed: October 2026
Founded30 September 1930, as the 大日本バスケットボール協会, according to the association[3]
Legal form公益財団法人 (public interest incorporated foundation)[3]
Headquarters6F Kouraku-Kajima Bldg., 1-7-27 Koraku, Bunkyo-ku, 112-0004 Tokyo, as FIBA lists it[1]
International federationFIBA, whose directory lists it for Japan (JPN) in the Asia region[1]
Secretary generalShinji Watanabe (as listed by FIBA, October 2026)[1]

What is the JBA?

The Japan Basketball Association (JBA) is the national basketball body of Japan. Its organisation overview page, which the association marks as content saved as of 31 August 2026, gives its formal name as “公益財団法人日本バスケットボール協会”, a public interest incorporated foundation.[3] FIBA’s directory lists the Japan Basketball Association as the member for Japan (JPN), in the Asia region, with Shinji Watanabe as secretary general.[1] Its home page names “AKATSUKI JAPAN plus+” as the official fan site of Japan’s national team.[2]

What does the JBA govern or do?

The JBA’s regulations page, marked as content saved as of 11 September 2026, lists its articles of incorporation (定款) and basic regulations (基本規程), whose chapters cover its organisation, affiliated bodies, players, registration and transfer, competitions, awards, discipline and anti-doping.[4] Further regulations cover coaches, referees and referee instructors, agents, player contracts, ethics and dispute resolution, and the selection of national team players for five-a-side and 3x3 basketball.[4]

When was the JBA founded and where is it based?

The association’s overview page states that it was established on 30 September 1930 (Shōwa 5) as the 大日本バスケットボール協会.[3] It gives its address as 東京都文京区後楽1-7-27 後楽鹿島ビル6階 (sixth floor, Kōraku Kajima Building, 1-7-27 Kōraku, Bunkyō-ku, Tokyo).[3] FIBA lists the same building, as “6F Kouraku-Kajima Bldg.”, in Tokyo.[1] The overview page links separate pages on the association’s purpose and activities, its business plans and reports, and its board of directors.[3]

How is the JBA recognised?

FIBA. FIBA’s list of national federations names the Japan Basketball Association as the member for Japan, with the country code JPN, and gives its regional affiliation as Asia.[1]

Its own overview. The JBA’s overview page gives the year of its “FIBA加盟” (accession to FIBA) as 1935.[3]

What does the JBA organise?

The JBA’s home page directs readers to the block associations’ sites for the draws and results of the second round of the Emperor’s Cup and Empress’s Cup (天皇杯・皇后杯), from 7 November, and gives the dates of the SoftBank Winter Cup 2026 (SoftBank ウインターカップ2026) as 23 to 29 December.[2] Its regulations include rules on the procedure for holding domestic competitions (国内競技会開催手続き).[4]

Who are its members?

The JBA works through prefectural associations and affiliated organisations: its site addresses “都道府県協会・加盟団体の方” directly.[2] Under its organisation overview, its regulations page links a page on the prefectural and block associations (都道府県協会・ブロック協会), and chapter 3 of its basic regulations deals with affiliated bodies (所属団体). Separate rules govern the registration and transfer of players in the U18, U15 and U12 categories.[4]

References

  1. FIBA — List of National Federations: Japan (Japan Basketball Association). Accessed 2026-10-15.
  2. Japan Basketball Association — home page (notices, October 2026). Accessed 2026-10-15.
  3. Japan Basketball Association — 組織概要 (organisation overview; content as of 31 August 2026). Accessed 2026-10-15.
  4. Japan Basketball Association — 各種規程・定款 (regulations and articles of incorporation; content as of 11 September 2026). Accessed 2026-10-15.