[Unfair Competition Prevention Act/Misleading Indications of Quality] Tokyo District Court, 2018 (Wa) 3789, “Hagukumi Oligo” Case <Shibata>

日本語原文 / Japanese original

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: 2025-01-20 (Japan time). Full English translation.

https://ameblo.jp/hideki-takaishi/entry-12883134705.html

[Unfair Competition Prevention Act/Misleading Indications of Quality] Tokyo District Court, 2018 (Wa) 3789, “Hagukumi Oligo” Case <Shibata>

⇒ The advertising prominently featured characteristics other than the purity of the oligosaccharides.

— 97% rebuttal

https://courts.go.jp/app/files/hanrei_jp/080/090080_hanrei.pdf

Appeal: 2021 (Ne) 10018 <Shoji>

⇒ Continued for four years and four months; direct competition

— 91% rebuttal

https://www.ip.courts.go.jp/app/files/hanrei_jp/899/090899_hanrei.pdf

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