The Embassy of the Democratic Socialist Republic of Sri Lanka
| Number of Sri Lankans in Japan as of June 2023 | |||
|---|---|---|---|
| Prefectures | (Asia) Sri Lanka | Foreign Residents Total | |
| 1 | Hokkaido | 275 | 45491 |
| 2 | Aomori | 31 | 6702 |
| 3 | Iwate | 23 | 8374 |
| 4 | Miyagi | 354 | 24568 |
| 5 | Akita | 97 | 4589 |
| 6 | Yamagata | 8 | 8162 |
| 7 | Fukushima | 111 | 15858 |
| 8 | Ibaraki | 3380 | 81478 |
| 9 | Tochigi | 1902 | 45918 |
| 10 | Gunma | 1118 | 66963 |
| 11 | Saitama | 2145 | 212624 |
| 12 | Chiba | 6965 | 182189 |
| 13 | Tokyo | 2600 | 596148 |
| 14 | Kanagawa | 5106 | 245790 |
| 15 | Niigata | 237 | 19107 |
| 16 | Toyama | 31 | 20175 |
| 17 | Ishikawa | 43 | 17161 |
| 18 | Fukui | 30 | 16720 |
| 19 | Yamanashi | 144 | 19982 |
| 20 | Nagano | 328 | 39248 |
| 21 | Gifu | 760 | 62710 |
| 22 | Shizuoka | 1903 | 106345 |
| 23 | Aichi | 2996 | 286604 |
| 24 | Mie | 973 | 58974 |
| 25 | Shiga | 86 | 37350 |
| 26 | Kyoto | 599 | 68443 |
| 27 | Osaka | 1243 | 272449 |
| 28 | Hyogo | 543 | 123125 |
| 29 | Nara | 346 | 15590 |
| 30 | Wakayama | 42 | 8006 |
| 31 | Tottori | 8 | 5020 |
| 32 | Shimane | 9 | 9889 |
| 33 | Okayama | 239 | 32042 |
| 34 | Hiroshima | 190 | 56068 |
| 35 | Yamaguchi | 80 | 17394 |
| 36 | Tokushima | 39 | 7009 |
| 37 | Kagawa | 51 | 15078 |
| 38 | Ehime | 50 | 13742 |
| 39 | Kochi | 14 | 5341 |
| 40 | Fukuoka | 917 | 89518 |
| 41 | Saga | 104 | 7919 |
| 42 | Nagasaki | 66 | 11214 |
| 43 | Kumamoto | 142 | 20660 |
| 44 | Oita | 379 | 15541 |
| 45 | Miyazaki | 46 | 8309 |
| 46 | Kagoshima | 45 | 13975 |
| 47 | Okinawa | 195 | 21792 |
| 48 | Unknown | 188 | 7859 |
| Grand Total | 37,251 | 3,075,213 | |
