Etymology and distribution of 七種.

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!

「七種」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 七種

Distribution of 七種
Ranking
1 Sasebo-shi(About 300)
2 Hirado-shi(About 120)
3 Matsuura-shi(About 70)
4 Kitamatsuura-gun Saza-chou(About 20)
5 Takaradzuka-shi(About 10)
5 Fukuoka-shi Minami-ku(About 10)
5 Nishisonogi-gun Nagayo-chou(About 10)
5 Nagasaki-shi(About 10)
9 Kuwana-shi(About 10)
9 Karatsu-shi(About 10)
9 Himeji-shi(About 10)
9 Amagasaki-shi(About 10)
9 Takasago-shi(About 10)
9 Funabashi-shi(About 10)
9 Sakai-shi(About 10)
9 Ikeda-shi(About 10)
9 Aki-gun Kaita-chou(About 10)
9 Ichinomiya-shi(About 10)
9 Iki-shi(About 10)
9 Oomura-shi(About 10)
21 Kyouto-shi Nishikyou-ku(Very rare)
21 Jouyou-shi(Very rare)
21 Imari-shi(Very rare)
21 Nishimatsuura-gun Arita-machi(Very rare)
21 Itami-shi(Very rare)
21 Ono-shi(Very rare)
21 Nishinomiya-shi(Very rare)
21 Chiba-shi Chuuou-ku(Very rare)
21 Chiba-shi Wakaba-ku(Very rare)
21 Yotsukaidou-shi(Very rare)
21 Koshigaya-shi(Very rare)
21 Oosaka-shi Ten'nouji-ku(Very rare)
21 Oosaka-shi Higashiyodogawa-ku(Very rare)
21 Oosaka-shi Konohana-ku(Very rare)
21 Oosaka-shi Yodogawa-ku(Very rare)
21 Ibaraki-shi(Very rare)
21 Fujiidera-shi(Very rare)
21 Toyonaka-shi(Very rare)
21 Kadoma-shi(Very rare)
21 Kitakatsuragi-gun Kouryou-chou(Very rare)
21 Yoshino-gun Ooyodo-chou(Very rare)
21 Yamatokooriyama-shi(Very rare)
21 Sendai-shi Miyagino-ku(Very rare)
21 Oogaki-shi(Very rare)
21 Kaidzu-shi(Very rare)
21 Kurashiki-shi(Very rare)
21 Anan-shi(Very rare)
21 Nagoya-shi Minami-ku(Very rare)
21 Nagoya-shi Tenpaku-ku(Very rare)
21 Nagoya-shi Nishi-ku(Very rare)
21 Nisshin-shi(Very rare)
21 Nagaoka-shi(Very rare)
21 Kita-ku(Very rare)
21 Tama-shi(Very rare)
21 Suginami-ku(Very rare)
21 Higashimurayama-shi(Very rare)
21 Kawasaki-shi Kawasaki-ku(Very rare)
21 Kawasaki-shi Takatsu-ku(Very rare)
21 Yokohama-shi Kouhoku-ku(Very rare)
21 Sagamihara-shi(Very rare)
21 Kurume-shi(Very rare)
21 Miyako-gun Kanda-machi(Very rare)
21 Kitakyuushuu-shi Kokurakita-ku(Very rare)
21 Fukuoka-shi Nishi-ku(Very rare)
21 Chikushi-gun Nakagawa-machi(Very rare)
21 Kasuya-gun Kasuya-machi(Very rare)
21 Hitachi-shi(Very rare)
21 Higashisonogi-gun Hasami-chou(Very rare)
21 Shizuoka-shi(Very rare)
21 Satsumasendai-shi(Very rare)