Last Updated
：2025/11/29
Dunbar's number
Proper noun
Japanese Meaning
Dunbar's number（ダンバー数）とは、人が安定した人間関係を維持できると考えられる人数の認知的制限を指し、一般的には100～250人、頻繁に150人とされる数値を示す概念です。
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A suggested cognitive limit to the number of people with whom one can maintain stable social relationships. It has been proposed to lie between 100 and 250, with a commonly used value of 150.
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Dunbar's number
When planning the company retreat, managers considered Dunbar's number and organized activities so that social groups remained small enough for meaningful connections.
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When planning the company retreat, managers considered Dunbar's number and organized activities so that social groups remained small enough for meaningful connections.
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