 Pari gbolohun yii: Lẹyin Ogun Odawara ni 1590, Toyotomi HIdeyoshi fi agbegbe Kantō fun Tokugawa Ieyasu, ti o jẹrisi Satomi bi daimyō ti Awa ati Awọn agbegbe Kazusa, pẹlu awọn owo-wiwọle ti 92,000 koku. Lẹyìn tí : Ogun ti Sekigahara, Satomi Yoshiyasu tun gba iṣakoso ti Agbegbe Kashima ni Ipinle Hitachi, eyiti o mu ki awọn ohun-ini rẹ pọ si 122,000 koku. Lẹyìn ikú rẹ lọdún 1603, ọmọ rẹ Satomi Tadayoshi ló jogún ilẹ náà. Sibẹsibẹ, Tadayoshi jẹ ibatan nipasẹ igbeyawo si Ōkubo Tadachika, ati pe o ni ipa ninu Iṣẹlẹ Ōkubo Nagayasu ti 1614, eyiti Tokugawa shogunate lo bi ẹri lati fagile Tateyama Domain. 