Ameagari no Mirai

is a song covered by Glitter*Green.

It was originally sung by Milky Holmes and used as the opening theme for the PSP game Tantei Opera Milky Holmes.

The full version of the song was released in a special CD, released to commemorate Milky Holmes and Glitter*Green's final singles. Those who bought either Don't be afraid! or Mainichi Climax☆ / Soshite, Gunjou ni Toketeiku received a voucher. Those who presented this voucher at Milky Holmes Final Live Q.E.D. (held on January 28, 2019 at Budoukan) would receive the CD.