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」さんの名字の分布数。

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(About 4,200)
2 Fukushima-ken(About 3,200)
3 Toukyou-to(About 1,400)
4 Hyougo-ken(About 1,000)
5 Kanagawa-ken(About 1,000)
6 Saitama-ken(About 900)
7 Chiba-ken(About 600)
8 Fukuoka-ken(About 600)
9 Hokkaidou(About 400)
10 Oosaka-fu(About 400)
11 Ibaraki-ken(About 300)
12 Okayama-ken(About 300)
13 Ishikawa-ken(About 200)
14 Toyama-ken(About 200)
15 Wakayama-ken(About 200)
16 Shizuoka-ken(About 150)
17 Aichi-ken(About 140)
18 Miyagi-ken(About 130)
19 Kyouto-fu(About 120)
20 Yamaguchi-ken(About 120)
21 Yamanashi-ken(About 110)
22 Gunma-ken(About 100)
23 Nagano-ken(About 70)
24 Mie-ken(About 70)
25 Hiroshima-ken(About 60)
26 Nara-ken(About 50)
27 Kagawa-ken(About 40)
27 Ooita-ken(About 40)
29 Aomori-ken(About 30)
29 Niigata-ken(About 30)
29 Gifu-ken(About 30)
29 Miyazaki-ken(About 30)
33 Nagasaki-ken(About 30)
34 Shiga-ken(About 20)
34 Saga-ken(About 20)
36 Iwate-ken(About 20)
37 Fukui-ken(About 10)
37 Yamagata-ken(About 10)
39 Kouchi-ken(About 10)
39 Kumamoto-ken(About 10)
39 Tokushima-ken(About 10)
39 Shimane-ken(About 10)
43 Kagoshima-ken(Very rare)
43 Akita-ken(Very rare)