Etymology and distribution of 胎中.

Tainaka 【胎中】^{レベル3
About 130}  The Japanese surnames etymology dictionary.

Oosaka-fu , Yamaguchi-ken , Wakayama-ken .

① Oosaka-fu Oosaka-shi birth of Tsumori Nishi-ku. A place name with a record since the Nara period. Good neighbor . Nara-ken Shiki-gun Kawanishi-chou There is distribution in Umedo.

② Kumamoto-ken Kamimashiki-gun Mashiki-machi Originated from the vicinity of the temple (formerly Tsumori). A place name with a record since the Heian period. The place name was also written as "Tsumori."

③ Origin of Ooita-ken Ooita-shi Tsumori. A place name with a record since the Heian period.