back number will release their new single "Daifuseikai" on August 22.�

As previously reported, "Daifuseikai" will be used as the theme song for�the movie 'Gintama 2 Okite wa Yaburu tame ni koso Aru' that's slated to open in theaters on August 17. You can listen to a clip of the song in the trailer for the movie.�

Besides the title track, the single will include two brand new songs "Kyokasho" and "Loneliness" as well as its instrumental versions.�

Source: natalie