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Japan IP Court rejects trademark appeal in 2ch forum dispute

By Toko Sekiguchi ( January 19, 2026, 08:33 GMT | Insight) -- Japan’s Intellectual Property High Court has upheld a ruling that 2ch-to-5ch DNS redirects are not trademark use, rejecting a bid to recast the practice through a user-facing animation.Japan’s Intellectual Property High Court has upheld a lower court ruling that backend domain name system, or DNS, forwarding from “2ch.net” to “5ch.net” did not amount to trademark use, and rejected a bid to reframe the same conduct as advertising or service-display use through a user-facing animation....

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