Are you sure it's an Opening and not an Ending? Here is the entire list you can look through here, but I doubt it's an Opening you looking for.
Shippūden Openings:
1.Hero's Come Back!! (performed by nobodyknows+) From episodes 1 to 30. (full song length: 4:35)
2.Distance (performed by LONG SHOT PARTY) From episodes 31 to 53. (full song length: 3:07)
3.Blue Bird (ブルーバード, Burū Bādo) (performed by "Ikimono-Gakari" (いきものがかり, "Ikimono-Gakari")) From episodes 54 to 77. (full song length: 3:33)
4.Closer (performed by "Joe Inoue" (井上ジョー, "Inoue Joe") From episode 78 to 102. (full song length: 3:35)
5.Glow of a Firefly (ホタルノヒカリ, Hotaru no Hikari) (performed by "Ikimono-Gakari" (いきものがかり, "Ikimono-Gakari")) From episode 103 to 128. (full song length: 4:03)
6.Sign (performed by FLOW) From episode 129 to 153. (full song length: 3:56)
7.The World that was Transparent (透明だった世界, Tōmei datta Sekai) (performed by "Hata Motohiro" (秦基博, "Motohiro Hata") From episode 154 to 179. (full song length: 3:52)
8.Diver (performed by NICO Touches the Walls) From episode 180 to 205. (full song length: 4:05)
9.Lovers (ラヴァーズ, Ravāzu) (performed by 7!! Seven Oops ) From episodes 206 to 230. (full song length: 4:13)
10.Newsong (performed by tacica) From episode 231 to 256. (full song length: 3:30)
11.Assault Rock (突撃ロック, Totsugeki Rokku) (performed by THE CRO-MAGNONS) From episodes 257 to 281. (full song length: 2:26)
12.Moshimo (もしも, Moshimo) (performed by Daisuke) From episodes 282 onwards.
