Last Updated：2025/11/21
(idiomatic) A person who has an obsession with the minutiae of their particular interest, especially in military and technology history. Anyone preoccupied with small distinguishing features between different items.
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rivet counter
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Source Word
rivet counter
Noun
idiomatic
Japanese Meaning
軍事や技術史など特定の分野において、細かい点や些細な違いに異常なほどこだわる人 / 特定の興味分野の微細な特徴や差異に熱中する人
（ plural ）
