Etymology and distribution of 初代.

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
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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!
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初代さんの分布

Population

Distributions by prefecture
都道府県分布数図
Distributions by city
市区町村分布数図
Distributions by subregion
小地域分布数図
Whole Japan Prefectures
レベル3 1 Oosaka-fu(About 50)
2 Shiga-ken(About 10)
3 Kyouto-fu(Very rare)
PopulationAbout 70
Ranking37,228
Rank by city
1 Takatsuki-shi(About 50)
2 Ootsu-shi(About 10)
3 Kyouto-shi Yamashina-ku(Very rare)
3 Oumihachiman-shi(Very rare)
3 Sakai-shi(Very rare)
Rank by subregion
1 大阪府 高槻市 上本町(About 30)

Distributions of ratios

Distributions of ratios by prefecture
都道府県分布比率図
Distributions of ratios by city
市区町村分布比率図
Distributions of ratios by subregion
小地域分布比率図
Whole Japan Prefectures
RatiosVery rare 1 Shiga-ken(0.000974%)
2 Oosaka-fu(0.000691%)
3 Kyouto-fu(0.000166%)
Rank by city
1 Takatsuki-shi(0.0145%)
2 Oumihachiman-shi(0.00523%)
3 Kyouto-shi Yamashina-ku(0.00351%)
4 Ootsu-shi(0.00288%)
5 Sakai-shi(0.000572%)
Rank by subregion
1 大阪府 高槻市 上本町(3.43% / About 30)

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