Kokumori refers to the estimated production output (To-dai; one To was about 18 liters) per tan (an old land area unit; 991.7 square meters) of rice in rice paddies, fields and residential areas in a land survey.
石盛（こくもり）とは、検地における田畠屋敷の法定の段あたりの見積生産高（斗代）のこと。