| The Bigaku | |
| Cover: | The_Bigaku.jpg |
| Type: | single |
| Artist: | Aya Matsuura |
| Released: | September 19, 2002 (JP) |
| Recorded: | 2002 |
| Length: | 12:52 |
| Label: | Zetima |
| Producer: | Tsunku |
| Prev Title: | Yeah! Meccha Holiday |
| Prev Year: | 2002 |
| Next Title: | Sōgen no Hito |
| Next Year: | 2002 |
is the seventh single from Aya Matsuura, who was a Hello! Project solo artist at the time. It was released on September 19, 2002 under the Zetima label.