What’s ZNA


name:The original koi club, Oita Airinkai founded on 11 February 1962
Zen Nippon Airinkai started on 11 May 1968.
Zen Nippon Airinkai authorized by the Japanese government as Shadan Hojin (corporate juridical person) on 26 September 1983.
Authorized by the Japanese government as Ippan Shadan Hojin on 1 April 2013.
purpose:Zen Nippon Airinkai aims to contribute enrichment of the Japanese culture and improvement of the people’s artistic sentiments by promoting nishikigoi keeping, directing the way of its appreciation, and pursuing its beauty.
founder:Dr. Takeo Kuroki, MD
present chairman:SHIRASAKA Daishiro (since June 2021)
registered address:9-1-47 Ishigaki-nishi, Beppu, Oita 874-0910 Japan
head office:Zen Nippon Airinkai 9-1-47 Ishigaki-nishi, Beppu, Oita 874-0910 Japan
tel. 0977-21-4151 fax. 0977-21-4529 E-mail info@zna.jp

main activities

  • Koi shows and competitions
  • Study and research on Nishikigoi
  • Promotion and guidance of Nishikigoi keeping
  • Social services by Nishikigoi
  • International goodwill by Nishikigoi
  • Publication of member’s magazines and books on Nishikigoi
  • Other necessary activities

articles of association:

The Zen Nippon Airinkai Articles of Association, in Japanese (PDF)


The list of the ZNA Directors(PDF)

activities and financial reports:

Annual reports (only in Japanese)