Mushuku was also called "Chohazure" (off the registry) since his name was eliminated from the Shumon-Ninbetsu-Aratame-Cho after a certain period since his leaving the village or town.
村や町から出て一定期間を経ると、人別帳から名前が除外されるため、無宿は「帳外」（ちょうはずれ）とも呼ばれた。