Books by Haruhisa Shimoyama
Sengoku Hōjō-shi godai no seis
Sengoku Hōjō-shi godai no seisui
Sengoku jidai nenpyō
Sengoku jidai nenpyō
Gohōjō-shi kashindan jinmei ji
Gohōjō-shi kashindan jinmei jiten
Kiroku goyōsho-bon komonjo
Kiroku goyōsho-bon komonjo
Hōjō Sōun to kashindan
Bushū Takiyama, Hachiōji jōshu
Bushū Takiyama, Hachiōji jōshu Hōjō Ujiteru monjoshū