What are the best JDM forums and communities?

Top communities: Skylines Australia (GT-R), R33 GT-R Club, ClubNR (RB-powered cars), NASIOC (Subaru WRX/STI), MitsubishiEvolution.com (EVO), RX7Club.com (RX-7), Supraforums.com, and TaijinSports for general JDM. Reddit communities including r/JDM, r/Nissan, and model-specific subreddits are active. Facebook groups organized by model have large memberships and active marketplaces. Japanese platforms like Minkara document builds and reviews in original Japanese.