Etymology and distribution of 勢古.

Seko 【勢古】^{レベル3
About 110}  The Japanese surnames etymology dictionary.

Oosaka-fu . 辻 There surname. Oosaka-fu Kawachinagano-shi Distributed in Haramachi.

Seiko 【勢古】^{レベル3
About 110}  The Japanese surnames etymology dictionary.

Nagano-ken , Ibaraki-ken , Toukyou-to .

① Saitama-ken Oosato-gun Yorii-machi Originated from Tsukada of Akahama's small character. A place name with a record since the Muromachi period.

② Tochigi-ken Oyama-shi Originated from Tsukazaki and Tama (Tama). From "Tsukasaki" of Tsukazaki and "Tan" of Tanama. Tsukasaki is a place name with a record since the Sengoku period. Tanama is a place name with a record in the notation of "Tama" during the Warring States Period.

③ Convention . Synthesis of Tsukahara and Wada. In Yamanashi-ken Chuuou-shi Kihara Mr. Tsukahara tells that he was named after his warrior Takeda Shingen, a warrior of warring States era, by giving a wish "Mr. Wada" of his relative. 塚原 Tsukahara reference. 和田 Wada reference.

④ Ishikawa-ken Nanao-shi Originated from Tsukada of a small character in Tone Town.

⑤ Kagoshima-ken Kagoshima-shi Originated from Tsukada of a small figure in Yamada Town. There was Tsukada gate of the gate division system in the Edo period in the same place.