Etymology and distribution of 極本.

Kiwamoto 【極本】^{レベル2
About 30}  The Japanese surnames etymology dictionary.

Hiroshima-ken , Tottori-ken .

① variant of 河本 . Okayama-ken Tsuyama-shi Yamashita was in the Edo period in the Tsuyama clan of the clan office. 河本 Kawamoto reference.

② Creation . Kagoshima-ken 's Amami archipelago is a surname, Fukuto added "book". Estimated at the time of returning to Japan in 1953. 幸 Yuki reference.

③ Korea type . There is a record of naturalization on Toukyou-to Kodaira-shi on July 22, 1980. The real name is Yin. 殷 In reference.