| china | | cottiusculus sp. xrl-2015 | species | 3 | 0 |
| japan | akita prefecture | cottiusculus nihonkaiensis | species | 4 | 0 |
| japan | aomori prefecture | cottiusculus nihonkaiensis | species | 68 | 0 |
| japan | aomori prefecture | cottiusculus schmidti | species | 72 | 0 |
| japan | fukushima prefecture | cottiusculus nihonkaiensis | species | 1 | 0 |
| japan | fukushima prefecture | cottiusculus schmidti | species | 50 | 0 |
| japan | fukushima prefecture | cottiusculus sp. faku 130516 | species | 1 | 0 |
| japan | ishikawa prefecture | cottiusculus gonez | species | 1 | 0 |
| japan | ishikawa prefecture | cottiusculus nihonkaiensis | species | 2 | 0 |
| japan | iwate prefecture | cottiusculus schmidti | species | 2 | 0 |
| japan | kyoto prefecture | cottiusculus gonez | species | 1 | 0 |
| japan | kyoto prefecture | cottiusculus nihonkaiensis | species | 22 | 0 |
| japan | kyoto prefecture | cottiusculus sp. faku 130465 | species | 1 | 0 |
| japan | kyoto prefecture | cottiusculus sp. faku 130664 | species | 1 | 0 |
| japan | kyoto prefecture | cottiusculus sp. faku 130665 | species | 1 | 0 |
| japan | kyoto prefecture | cottiusculus sp. faku 130666 | species | 1 | 0 |
| japan | kyoto prefecture | cottiusculus sp. faku 130711 | species | 1 | 0 |
| japan | kyoto prefecture | cottiusculus sp. faku 130712 | species | 1 | 0 |
| japan | niigata prefecture | cottiusculus nihonkaiensis | species | 32 | 0 |
| japan | shimane prefecture | cottiusculus nihonkaiensis | species | 4 | 0 |
| japan | shimane prefecture | cottiusculus sp. faku 130684 | species | 1 | 0 |
| japan | yamaguchi prefecture | cottiusculus nihonkaiensis | species | 4 | 0 |