Etymology and distribution of 益川.

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!

「益川」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 益川

Distribution of 益川
Ranking
1 Mie-ken(About 400)
2 Toukyou-to(About 100)
3 Kanagawa-ken(About 80)
3 Hiroshima-ken(About 80)
5 Aichi-ken(About 60)
6 Saitama-ken(About 50)
7 Fukuoka-ken(About 40)
7 Oosaka-fu(About 40)
9 Nagasaki-ken(About 30)
9 Kyouto-fu(About 30)
11 Chiba-ken(About 20)
12 Gunma-ken(About 20)
12 Yamaguchi-ken(About 20)
14 Aomori-ken(About 10)
14 Nara-ken(About 10)
14 Hokkaidou(About 10)
14 Hyougo-ken(About 10)
18 Ibaraki-ken(About 10)
18 Shiga-ken(About 10)
18 Niigata-ken(About 10)
18 Gifu-ken(About 10)
18 Wakayama-ken(About 10)
23 Shizuoka-ken(Very rare)
23 Nagano-ken(Very rare)
23 Okayama-ken(Very rare)