Etymology and distribution of 春海.

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!

「春海」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 春海

Distribution of 春海
Ranking
1 Awaji-shi(About 20)
2 Himeji-shi(About 20)
3 Koube-shi Tarumi-ku(About 10)
3 Sakai-shi(About 10)
3 Toyonaka-shi(About 10)
3 Kouchi-shi(About 10)
7 Minamiawaji-shi(Very rare)
7 Sumoto-shi(Very rare)
7 Koube-shi Nagata-ku(Very rare)
7 Ashiya-shi(Very rare)
7 Nishinomiya-shi(Very rare)
7 Chiba-shi Wakaba-ku(Very rare)
7 Han'nou-shi(Very rare)
7 Suita-shi(Very rare)
7 Oosaka-shi Chuuou-ku(Very rare)
7 Oosaka-shi Sumiyoshi-ku(Very rare)
7 Hirakata-shi(Very rare)
7 Kitakatsuragi-gun Kanmaki-chou(Very rare)
7 Nagoya-shi Minami-ku(Very rare)
7 Nakano-ku(Very rare)
7 Nerima-ku(Very rare)
7 Yokohama-shi Minami-ku(Very rare)
7 Noshiro-shi(Very rare)
7 Tsukuba-shi(Very rare)
7 Nagasaki-shi(Very rare)
7 Atami-shi(Very rare)
7 Tosashimizu-shi(Very rare)