This single was distributed in 30 copies at the unit's 2004-01-06 live at Esaka (江坂) BOOMIN HALL. Three cover variants, and two label designs exist. One of these 30 copies had a "special" cover. One purikura was included.

Pianist non is credited in three different ways (as "hideno", "HIDENO", and "non") in different variants. Similarly, the composition credits also vary between variants ("hideno" and "秀乃").