"Iroppoi Jirettai" (色っぽい じれったい?, "Sexy Impatient") was the twenty-seventh single of J-pop idol group Morning Musume, and was the debut of seventh generation member Koharu Kusumi.
The limited editlon of this single came with special packaging and also contained five photocards. The Single V was released on August 3, 2005, and sold a total of 22,606 copies. It reached number four on the Oricon Charts.
Read more about Iroppoi Jirettai: Members At The Time of This Single