It is conjectured that the closest number to reality would be 1,000 warriors on horseback (about 3,000 people) as depicted in "Genpei Tojo-roku," roughly estimated from the crop of rice yielded in the Kazusa Province from the early Edo period to the early Kamakura period.
上総国の江戸時代初期の石高から鎌倉時代初期の石高を概算しても、『源平闘諍録』の1千騎（約3千名）ぐらいが実状に近いと推定される。