八つの文化圏で探るプレ大和王権（交通の結節点である近江を中心とする東倭同盟がかつて存在した？）

Did an Eastern Yamato Alliance centered around Omi, a transportation hub, once exist? 1. San'en-style bronze bell 2. Kinki-style bronze bell 3. Jar with a reciprocated rim 4. Jar with an S-shaped rim and stand 5. Hand-held warmer-shaped earthenware vessel 6. Keyhole-shaped moat tomb 7. Fan-shaped wooden artifact 8. Prince Hikosato #Pre-Yamato Kingdom, #Omi, #Prince Hikosato, #Bronze bell ritual, #S-shaped jar, #Reciprocated rim pot, #Keyhole-shaped tomb