Etymology and distribution of 水堂.

Suidou 【水堂】^{レベル3
About 50}  The Japanese surnames etymology dictionary.

Gifu-ken , Okayama-ken , Fukui-ken .

① There is 児玉 surname. 児玉 Kodama reference.

② Iwate-ken Rikuzentakata-shi Originated from Yushan Kaneyama of Takekamagata Town. "Yu" of Yushan Jinshan used. In Iwate-ken Rikuzentakata-shi tell him that he was digging gold at Yushan Kaneyama by descendants of the Heike faints. 平 Taira reference.

③ Kagoshima-ken Ooshima-gun Wadomari-chou Tamaki originated. A place name with a record since the Edo period. One character surname of Amagi archipelago of Kagoshima-ken which used "Tama" of Tamagusu.

④ Korea type . The Korea sound is ok. Tell the king that the royal family of the Republic of Korea (DPRK) (formerly Korea) stamped the king with "," as a "ball". 王 Ou reference.

Mizudou 【水堂】^{レベル3
About 50}  The Japanese surnames etymology dictionary.

水堂スイドウ参照。