Etymology and distribution of 一円.

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!

「一円」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 一円

Distribution of 一円
Ranking
1 Inukami-gun Taga-chou(About 80)
2 Aki-shi(About 70)
3 Kami-shi(About 30)
4 Hikone-shi(About 30)
5 Tokachishi-chou Taiki-chou(About 30)
5 Kouchi-shi(About 30)
7 Aki-gun Geisei-mura(About 20)
8 Sakai-shi(About 10)
8 Kounan-shi(About 10)
10 Oota-ku(About 10)
11 Kyouto-shi Kita-ku(Very rare)
11 Takaradzuka-shi(Very rare)
11 Ibo-gun Taishi-chou(Very rare)
11 Sapporo-shi Minami-ku(Very rare)
11 Chiba-shi Wakaba-ku(Very rare)
11 Saitama-shi Midori-ku(Very rare)
11 Ooita-shi(Very rare)
11 Izumi-shi(Very rare)
11 Moriguchi-shi(Very rare)
11 Neyagawa-shi(Very rare)
11 Hirakata-shi(Very rare)
11 Kashiwara-shi(Very rare)
11 Toyonaka-shi(Very rare)
11 Yamatotakada-shi(Very rare)
11 Ikoma-gun Ikaruga-chou(Very rare)
11 Gifu-shi(Very rare)
11 Minokamo-shi(Very rare)
11 Takayama-shi(Very rare)
11 Naka-gun Naka-chou(Very rare)
11 Uwajima-shi(Very rare)
11 Oobu-shi(Very rare)
11 Kasugai-shi(Very rare)
11 Nakano-ku(Very rare)
11 Kunitachi-shi(Very rare)
11 Tachikawa-shi(Very rare)
11 Ootsu-shi(Very rare)
11 Higashioumi-shi(Very rare)
11 Kusatsu-shi(Very rare)
11 Kamimashiki-gun Kousa-machi(Very rare)
11 Uki-shi(Very rare)
11 Yokohama-shi Naka-ku(Very rare)
11 Obama-shi(Very rare)
11 Omitama-shi(Very rare)
11 Shimanto-shi(Very rare)
11 Aki-gun Nahari-chou(Very rare)
11 Muroto-shi(Very rare)