Swing Swing Paradise / Happy birthday to Me! is Morning Musume '22's 72nd single. It will be released on December 21, 2022 in 5 editions: 2 regular and 3 limited. The first press of the regular editions includes a random member trading card of 13 kinds depending on the jacket (26 in total), and one random shiny group card.[1]This is the debut single of 16th generation member Sakurai Rio. It is also the last single to feature 13th generation member Kaga Kaede, who will graduate from the group before the release of the single. It also celebrates the group's 25th anniversary.