| Ambitious! Yashinteki de Ii Jan | |
| Cover: | Morning Musume - Ambitious! Yashinteki de Ii Jan.jpg |
| Type: | single |
| Artist: | Morning Musume |
| Album: | Sexy 8 Beat |
| Released: | June 21, 2006 |
| Recorded: | 2006 |
| Label: | Zetima |
| Producer: | Tsunku |
| Prev Title: | Sexy Boy (Soyokaze ni Yorisotte) |
| Prev Year: | 2006 |
| Next Title: | Aruiteru |
| Next Year: | 2006 |
is the thirtieth single of J-pop idol group Morning Musume. It was released on June 21, 2006. The Single V was released on June 28, 2006.
There are regular and limited edition versions of this single. The regular version comes with a photocard in a poker card design. The limited edition comes with a DVD containing comments from the members and two performances from their Rainbow 7 concert tour, Aozora ga Itsumademo Tsuzuku You na Mirai de Are! and Sexy Boy (Soyokaze ni Yorisotte). It also came with 10 interchangeable covers, one featuring each member.
This is the last single to feature 5th generation graduated members Asami Konno and Makoto Ogawa, after which Sayumi Michishige and Risa Niigaki respectively took their solos in live performances of the song.
Performances from Morning Musume Concert Tour 2006 Haru ~Rainbow Seven~