# Karasu

Karasu, Kara-su, Kara su or Qarasu (lit. 'black water/river' in Turkic languages) may refer to:

## Rivers
### The Balkans

* A former name of the Struma River (Struma Karasu) in Bulgaria and Thrace, northern Greece
* A former name of the Mesta River (Mesta Karasu) in Bulgaria and northern Greece, forming the border between Greek Macedonia and Thrace
* A former name of the Haliacmon (İnce Karasu) in western Macedonia, northern Greece
* Karasu (Istanbul), a river in the greater Istanbul area of Turkey

### Central Asia

* Qarasu River, a small river in northeast Iran feeding into the southeast corner of the Caspian Sea
* Kara-Suu (Aksy), a right tributary of the river Naryn in Aksy District, Kyrgyzstan
* Kara-Suu (Kara-Köl), a left tributary of the river Naryn near Kara-Köl, Kyrgyzstan
* Karasu, name of the last stretch of river Shiderti, Kazakhstan
* Karasu (Koybagar), a river in Kostanay Region, Kazakhstan
* Karasu (Karasor), a river in Karaganda Region, Kazakhstan

### Japan

* Karasu River (Gunma) in Gunma Prefecture, Japan

### Turkey

* Karasu (Euphrates), the western of the two major sources of the Euphrates in Eastern Anatolia
* Karasu (Hatay), a tributary of the Orontes River (formerly of Lake Amik) in Hatay Province, southeastern Turkey, bordering Syria
* A small river in northwest Anatolia, a tributary of the Sakarya River

## Town and villages
### Azerbaijan

* Qarasu, Hajigabul
* Qarasu, Kurdamir
* Qarasu, Qabala
* Karasu Kumlakh or Qarasuqumlaq, Agdash Rayon

### China

* Karasu, Xinjiang, a place at the foot of the Kulma Pass

### Crimea

* Karasubazar

### Japan

* Karasu, Mie

### Kazakhstan

* Karasu District, Kostanay Region
* Karasu (village), administrative center of Karasu District

### Kyrgyzstan

* several places, see Kara-Suu (disambiguation)

### Tajikistan

* Karasu, Tajikistan, Vahdat District

### Turkey

* Karasu, Sakarya, a town in Sakarya Province
* Karasu, Karacabey, a village in Bursa Province
* Karasu, Yenice, a village in Çanakkale Province
* Karasu, Refahiye, a village in Erzincan Province
* Karasu, Aşkale, a mahalle in Erzurum Province
* Karasu, Karayazı, a mahalle in Erzurum Province

### Uzbekistan

* Karasu or Qorasuv, Andijan Province, adjacent to Kara-Suu, Kyrgyzstan

## Fictional characters

* Karasu, a character from the manga and anime series Yu Yu Hakusho
* Karasu, a Noein character
* Karasu, a ninja puppet in Naruto

## Other uses

* Karasu, an album in the 13 Japanese Birds series by Merzbow
* Karasu Bay, a fictional bay in the air combat video game The Sky Crawlers: Innocent Aces
* Karasu relief, a rock relief in Turkey, near where the Karasu River, the western branch of the Euphrates, joins the eastern branch of the Euphrates
* Karasu, a species of giant beaked whale

## People with the surname

* Carasso family, a Sephardic Jewish family of Salonika, often spelled Karasu
** Emmanuel Carasso (1862–1934), lawyer and politician
** Isaac Carasso (1874–1939), Emanuel's nephew, founder of Groupe Danone
** Daniel Carasso, Isaac's son, co-founder of Dannon in the U.S.
* Albert Karasu, Jewish-Turkish journalist
* Bilge Karasu (1930–1995), Turkish writer
* Oğuzhan Karasu (born 1995), Turkish volleyball player