I think Japanese media made a mistake here. Japanese singer Ayaka Hirahara has a song named Jupiter but it's not the one Mao used.^ According to Akira Andrea, posting on FSU, Jupiter was choreographed by Lori Nichol.
(Her other program, to Chopin, was by Tatiana Tarasova.)
By the way, that same poster says that the version of "Jupiter" that Mao skated to was not the British patriotic hymn but lyrics by a popular Japanese singer Ayaka Hirahara, Evidently this is a current number one hit in Japan. Here are the words in English:
Mao's ex
http://www.youtube.com/watch?v=Q1rMvNAj0RY
Jupiter by ayaka hirahara
http://www.youtube.com/watch?v=K7rob0JVlfE&feature=related