Surname Koike
Country and Region Rankings
| Country | Rank | Count |
| Japan | 160 | 141.9k |
| Papua-new-guinea | 2766 | <1k |
| United-states | 7901 | <1k |
| Region | Rank | Count |
| Japan, Nagano-prefecture | 30 | 10.5k |
| Japan, Yamanashi-prefecture | 38 | 3.9k |
| Japan, Niigata-prefecture | 49 | 7.3k |
| Japan, Gunma-prefecture | 55 | 6.8k |
| Japan, Tochigi-prefecture | 61 | 5.1k |
| Japan, Saitama-prefecture | 94 | 13.4k |
| Japan, Gifu-prefecture | 99 | 4.1k |
| Japan, Tokyo-metropolis | 104 | 21.5k |
| Japan, Shizuoka-prefecture | 105 | 7.0k |
| Japan, Kanagawa-prefecture | 126 | 12.4k |
| Japan, Saga-prefecture | 133 | 1.4k |
| Japan, Ibaraki-prefecture | 139 | 4.4k |
| Japan, Fukushima-prefecture | 144 | 2.4k |
| Japan, Chiba-prefecture | 168 | 7.1k |
| Japan, Wakayama-prefecture | 175 | 1.1k |
| Japan, Ehime-prefecture | 179 | 1.7k |
| Japan, Yamagata-prefecture | 189 | 1.1k |
| Japan, Aichi-prefecture | 237 | 6.0k |
| Japan, Hokkaido-prefecture | 283 | 3.3k |
| Japan, Osaka-prefecture | 290 | 5.6k |
| Japan, Yamaguchi-prefecture | 316 | <1k |
| Papua-new-guinea, Bougainville | 333 | <1k |
| Papua-new-guinea, Chimbu | 705 | <1k |
| United-states, Hawaii | 751 | <1k |
Famous People with surname Koike
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