| Kou | |
| Nativename: | Sinsauru |
| States: | Papua New Guinea |
| Region: | Madang Province |
| Speakers: | 500 |
| Date: | 2003 |
| Ref: | e18 |
| Speakers2: | (unclear if figure includes speakers of "Asas") |
| Familycolor: | Papuan |
| Fam1: | Trans–New Guinea |
| Fam2: | Madang |
| Fam3: | Rai Coast |
| Fam4: | Evapia |
| Iso3: | snz |
| Glotto: | asas1241 |
| Glottorefname: | Asas-Sinsauru |
Kou (Kow), or Sinsauru, is a Rai Coast language spoken in Madang Province, Papua New Guinea. The putative "Asas" language is just the Kou spoken in Asas village.