On 2022/5/15,an youtuber called "Yuzuha" twitted that he registered "ゆっくり茶番劇"(meaning skits using yukkuri)as the trademark in Japan.
He also insistences 100,000¥ for commercial use of that.
Yukkuri is the culture made by fan of Touhou,but he's doing viral marketing and earn some cash legally from creators.
We can put a stop to this.Please cooperate in this signing activitiy below.
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Note:I'm not very good at English,so this sentences may contain mistakes.