Greatest Hits 1991–2016 ~ All Singles+ ~ is the seventh compilation album by Japanese pop singer and songwriter Maki Ohguro.

It was released to promote Maki's resumption of music activities after six years' hiatus.

This album includes all remastered singles which had been released, selected tracks from studio albums, and two new songs - Higher Higher, which was released in August 2016 as a digital single; and My will -Sekai wa Kaerarenakutemo.

The regular edition (with CD code JBCZ-9035/7) contains three CDs.

[4][5][6][7] All tracks arranged by Takeshi Hayama (expect track #1 and #2, by Masao Akashi) All lyrics are written by Maki Ohguro; all music is composed by Maki OhguroAll tracks arranged by Takeshi Hayama.