Etymology and distribution of 河上.

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!

「河上」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 河上

Distribution of 河上
Ranking
1 Tottori-ken(0.0951%)
2 Shimane-ken(0.075%)
3 Ehime-ken(0.0679%)
4 Kumamoto-ken(0.0447%)
5 Toyama-ken(0.0438%)
6 Fukui-ken(0.0363%)
7 Yamaguchi-ken(0.0313%)
8 Okayama-ken(0.0297%)
9 Hiroshima-ken(0.0281%)
10 Ishikawa-ken(0.026%)
11 Tochigi-ken(0.0228%)
12 Kouchi-ken(0.0198%)
13 Hyougo-ken(0.0194%)
14 Oosaka-fu(0.017%)
15 Tokushima-ken(0.0155%)
16 Fukuoka-ken(0.0152%)
17 Saga-ken(0.0138%)
18 Chiba-ken(0.0132%)
19 Mie-ken(0.0129%)
20 Nagasaki-ken(0.0126%)
21 Hokkaidou(0.0123%)
22 Niigata-ken(0.0111%)
23 Nara-ken(0.011%)
24 Miyazaki-ken(0.0102%)
25 Gifu-ken(0.00999%)
26 Toukyou-to(0.0097%)
27 Kyouto-fu(0.00915%)
28 Aichi-ken(0.00901%)
29 Shiga-ken(0.00876%)
30 Ibaraki-ken(0.0084%)
31 Saitama-ken(0.008%)
32 Kanagawa-ken(0.00779%)
33 Nagano-ken(0.00721%)
34 Wakayama-ken(0.00719%)
35 Kagawa-ken(0.00688%)
36 Ooita-ken(0.00676%)
37 Gunma-ken(0.00527%)
38 Shizuoka-ken(0.0051%)
39 Okinawa-ken(0.00476%)
40 Kagoshima-ken(0.00366%)
41 Yamanashi-ken(0.00253%)
42 Miyagi-ken(0.00167%)
43 Fukushima-ken(0.001%)
44 Iwate-ken(0.000857%)
45 Yamagata-ken(0.000622%)
46 Akita-ken(0.0006%)