Ashchysu

Ashchysu (Ащысу; "Bitter river") may refer to:


 * Ashchysu (Ayr), a river with its mouth in Alkamergen lake, Kazakhstan
 * Ashchysu (Nura), a tributary of the Nura river, Kazakhstan
 * Ashchysu (Shagan), a tributary of the Shagan river, Kazakhstan