Arisa (born 1982) is an Italian singer.
Arisa may also refer to:
- Arisa (given name), a feminine given name
- Arisa (manga), a Japanese manga series
- Arisa (album), a 1991 album by Arisa Mizuki
- Arisa Station, a railway station in Yatsushiro, Kumamoto, Japan
- Arisa River, a river of Venezuela
- ARISA, a molecular biology technique