Tsutomu Kasai

1945

• Aomori-ken hiraka-machi karatake chiku maizō bunkazai hakkutsu chōsa hōkokusho
• Ienoue, Tonosakizawa (I) iseki
• Utetsu Iseki
• Utetsu iseki hakkutsu chōsa hōkokusho
• Yamadate iseki (kyōzuka) hakkutsu chōsa hōkokusho