noun
marginal sports
Refers to sports that are not mainstream, often with limited participation or media coverage. Used in discussions of alternative or niche athletic activities.
マージナルスポーツの大会は、参加者が少ないことが多い。
Competitions for marginal sports often have few participants.
彼はマージナルスポーツの普及に力を入れている。
He is working to promote marginal sports.