Etymology and distribution of 室井.

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!

「室井」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 室井

Distribution of 室井
Ranking
1 Tochigi-ken(0.217%)
2 Fukushima-ken(0.149%)
3 Ishikawa-ken(0.0195%)
4 Hyougo-ken(0.0192%)
5 Toukyou-to(0.0156%)
6 Saitama-ken(0.0155%)
7 Toyama-ken(0.0147%)
8 Fukuoka-ken(0.014%)
9 Kanagawa-ken(0.0135%)
10 Chiba-ken(0.0131%)
11 Okayama-ken(0.0126%)
12 Wakayama-ken(0.0123%)
13 Yamanashi-ken(0.0105%)
14 Ibaraki-ken(0.00912%)
15 Hokkaidou(0.00663%)
16 Yamaguchi-ken(0.00645%)
17 Miyagi-ken(0.00604%)
18 Oosaka-fu(0.00489%)
19 Gunma-ken(0.00487%)
20 Kyouto-fu(0.00466%)
21 Shizuoka-ken(0.00377%)
22 Kagawa-ken(0.00344%)
23 Mie-ken(0.00328%)
24 Nara-ken(0.00327%)
25 Ooita-ken(0.0029%)
26 Nagano-ken(0.00262%)
27 Saga-ken(0.00247%)
28 Miyazaki-ken(0.00238%)
29 Aichi-ken(0.00215%)
30 Hiroshima-ken(0.00202%)
31 Aomori-ken(0.00183%)
32 Shiga-ken(0.00162%)
33 Nagasaki-ken(0.00155%)
34 Fukui-ken(0.00143%)
35 Gifu-ken(0.00132%)
36 Iwate-ken(0.00114%)
37 Niigata-ken(0.00113%)
38 Tokushima-ken(0.000936%)
39 Yamagata-ken(0.000933%)
40 Shimane-ken(0.000926%)
41 Kouchi-ken(0.000861%)
42 Kumamoto-ken(0.000456%)
43 Akita-ken(0.0003%)
44 Kagoshima-ken(0.000203%)