| Eien no Tsubasa | |
| Cover: | B'z_ET.jpg |
| Type: | single |
| Artist: | B'z |
| Album: | Action |
| Released: | May 9, 2007 |
| Genre: | Hard rock |
| Label: | Vermillion Records |
| Producer: | Tak Matsumoto |
| Prev Title: | Splash! |
| Prev Year: | 2006 |
| Next Title: | Super Love Song |
| Next Year: | 2007 |
"Eien no Tsubasa" is the forty-third single by B'z, released on May 9, 2007. It reached number-one on the weekly Oricon Singles Chart,[1] one of B'z many number-one singles in Oricon charts.