[Unfair Competition Prevention Act, Article 2(1)(iii)/Imitation of Product Configuration] Tokyo District Court, 2023 (Wa) 4333 <Shibata>
更新日：6 時間前
Article information
Article type: Case note
Category: Unfair competition law
Topics: —
First published on this website: 2026-11-01
Display and classification checked: November 2, 2026
Originally published on Ameblo: 2025-01-23 (Japan time). Full English translation.
[Unfair Competition Prevention Act, Article 2(1)(iii)/Imitation of Product Configuration] Tokyo District Court, 2023 (Wa) 4333 <Shibata>
The masks are distributed and purchased by consumers inside their packaging.
⇒ The entire package, together with the masks inside it, constitutes the “product,” and the packaging design constitutes the product's “patterns and colors.”
⇒ The configurations are substantially identical!!
(However, the claim was dismissed because no causal relationship was found between the damages asserted by the plaintiff and sales of the defendant's goods.)
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The first-published date remains unchanged. Display maintenance, classification changes, related-article updates, and text corrections are recorded separately.
November 1, 2026: First published on this website.
November 2, 2026: Added article information, classification, topics, language navigation, related articles where the same case was confirmed, consultation guidance, and SEO. The original text and first-published date were preserved.
