| Piranha | |
| Cover: | piranha5thsingle.jpg |
| Type: | single |
| Artist: | The Grace |
| Album: | Graceful 4 |
| Released: | August 1, 2007 |
| Recorded: | 2006–2007 |
| Length: | 4:04 |
| Label: | Rhythm Zone |
| Prev Title: | 'One More Time, OK?' |
| Prev Year: | 2007 |
| Next Title: | 'Dancer In The Rain' |
| Next Year: | 2007 |
Piranha is the fifth Japanese single by South Korean girl group The Grace. It was released on August 1, 2007 by Rhythm Zone in both CD and CD+DVD (Limited Edition) versions. The single was consists of the lead single "Piranha", the Japanese version of "My Everything", "One More Time, OK?" and remix version of "The Club". It ranked #50 on the Oricon charts and charted for two weeks, selling 2,920 copies in Japan.