Etymology and distribution of 常丸.

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!

「常丸」さんの名字の分布比率。

カンマ区切りで複数の名字を指定できます。

Etymology of 常丸

Distribution of 常丸
Ranking
1 Tokachishi-chou Rikubetsu-chou(0.247%)
2 Tokachishi-chou Ikeda-chou(0.102%)
3 Tokachishi-chou Shikaoi-chou(0.0583%)
4 Tokachishi-chou Shimizu-chou(0.0288%)
5 Tokachishi-chou Makubetsu-chou(0.0261%)
6 Muroran-shi(0.00986%)
7 Tokachishi-chou Otofuke-chou(0.00918%)
8 Noboribetsu-shi(0.00629%)
9 Sapporo-shi Higashi-ku(0.00619%)
10 Kushiro-shi(0.00544%)
11 Sapporo-shi Atsubetsu-ku(0.00397%)
12 Kyouto-shi Nishikyou-ku(0.0033%)
13 Kitami-shi(0.00287%)
14 Sapporo-shi Toyohira-ku(0.00262%)
15 Sapporo-shi Nishi-ku(0.0024%)
16 Otaru-shi(0.00224%)
17 Obihiro-shi(0.00218%)
18 Hakodate-shi(0.00125%)