Etymology and distribution of 入.

The Japanese surnames etymology dictionary.
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在日通名大全

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「入」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 入

Distribution of 入
Ranking
1 Kodama-gun Kamisato-machi(0.39%)
2 Chichibu-gun Nagatoro-machi(0.0833%)
3 Shimoina-gun Achi-mura(0.0452%)
4 Honjou-shi(0.0443%)
5 Fujioka-shi(0.0405%)
6 Onga-gun Mizumaki-machi(0.0141%)
7 Sawa-gun Tamamura-machi(0.0129%)
8 Chiba-shi Midori-ku(0.0116%)
9 Nagano-shi(0.0103%)
10 Chiba-shi Mihama-ku(0.0081%)
11 Hidaka-shi(0.00805%)
12 Midori-shi(0.00772%)
13 Takasaki-shi(0.00718%)
14 Jousou-shi(0.00655%)
15 Chikuma-shi(0.00568%)
16 Kasama-shi(0.0048%)
17 Saitama-shi Oomiya-ku(0.00461%)
18 Kazo-shi(0.00412%)
19 Oume-shi(0.00356%)
20 Chiba-shi Wakaba-ku(0.00351%)
21 Yokohama-shi Izumi-ku(0.00348%)
22 Shibuya-ku(0.0034%)
23 Arakawa-ku(0.00324%)
24 Kawasaki-shi Tama-ku(0.00318%)
25 Kuki-shi(0.00315%)
26 Kawasaki-shi Nakahara-ku(0.00306%)
27 Machida-shi(0.00271%)
28 Toshima-ku(0.00264%)
29 Fuchuu-shi(0.00262%)
30 Kumagaya-shi(0.00223%)
31 Nakano-ku(0.00216%)
32 Yokohama-shi Kouhoku-ku(0.00197%)
33 Oota-ku(0.00187%)
34 Koshigaya-shi(0.00177%)
35 Koutou-ku(0.00156%)
36 Maebashi-shi(0.00128%)
37 Nerima-ku(0.00105%)
38 Hachiouji-shi(0.00102%)
39 Setagaya-ku(0.000814%)