Etymology and distribution of 土海.

The Japanese surnames etymology dictionary.
https://play.google.com/store/apps/details?id=info.jigensha.jcedfreeGoogle Play で手に入れよう https://apps.apple.com/us/app/id1471109324
↑オフライン検索できるアプリもどうぞ
在日通名大全

日本初、在日通名の研究書「在日通名大全」発売中!
ネットの電話帳 住宅地図 マッポン!

「土海」さんの名字の分布数。

カンマ区切りで複数の名字を指定できます。

Etymology of 土海

Distribution of 土海
Ranking
1 Touhaku-gun Yurihama-chou(About 110)
2 Amagasaki-shi(About 20)
3 Yamagata-shi(About 20)
3 Murayama-shi(About 20)
5 Kurayoshi-shi(About 10)
6 Kyouto-shi Kamigyou-ku(About 10)
6 Kawachinagano-shi(About 10)
8 Itami-shi(Very rare)
8 Sayou-gun Sayou-chou(Very rare)
8 Yotsukaidou-shi(Very rare)
8 Matsudo-shi(Very rare)
8 Katano-shi(Very rare)
8 Oosaka-shi Hirano-ku(Very rare)
8 Higashioosaka-shi(Very rare)
8 Han'nan-shi(Very rare)
8 Takatsuki-shi(Very rare)
8 Yamatokooriyama-shi(Very rare)
8 Natori-shi(Very rare)
8 Imizu-shi(Very rare)
8 Akiruno-shi(Very rare)
8 Fukushima-shi(Very rare)
8 Shizuoka-shi(Very rare)
8 Iwami-gun Iwami-chou(Very rare)
8 Touhaku-gun Misasa-chou(Very rare)
8 Touhaku-gun Hokuei-chou(Very rare)