sentences: "Ponyo"'s eponymous theme song, "Gake no Ue no Ponyo", was released ahead of the film on December 5, 2007, performed by Fujioka Fujimaki (a duo consisting of Takaaki Fujioka and Naoya Fujimaki who are known for their underground band "Marichans" from the 1970s) and eight-year-old Nozomi Ōhashi.It entered the top 100 on the Oricon Weekly Charts on July 14, then rose to 24th on (July 21), then 6th on (July 28), and after the release of the film it ranked 3rd (August 4).