AKB48, SKE48, Itano Tomomi and Not yet performed on the seven-hour-long music special "Ongaku no Hi" that aired on TBS today.

You can check out all of their performances below the cut!

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AKB48 performed "Ponytail to Shushu", "Everyday, Kachusha", and their latest single, "Flying Get".

http://www.youtube.com/watch?v=-N5jx3Hwnb0

http://www.youtube.com/watch?v=1hXcP2w35vQ

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SKE48 performed "Pareo wa Emerald".

http://www.youtube.com/watch?v=b0MBrK-wErE

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Not yet performed "Naminori Kakigoori".

http://www.youtube.com/watch?v=d520lKY7iBE

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Itano Tomomi performed "Fui ni".

http://www.youtube.com/watch?v=__ikHLSHgr0