Tsukahara 【墳原】2 The Japanese surnames etymology dictionary.
Okinawa-ken . Terrain . 中間 Ryukyu shape. It was in the Okinawa-ken period during the Ryukyu Kingdom. Okinawa-ken Urasoe-shi companion, Okinawa-ken Yaeyama-gun Taketomi-chou Namido Fumiaka (formerly known as a fellow) is a place name with a record since the Kingdom of the Ryukyus. Rakugo sound is also Nakama.