我個人係
1. 1期OP1 - only my railgun
2. 2期OP1 - sister’s noise
3. OVA OP - future gazer
4. 1期OP2 - LEVEL5 -judgelight-
－壁
5. PSP OP - way to answer
6. 2期OP2 - eternal riarity

2,3,4真係特別難排位
eternal riarity係唯一一首換左作曲－小室哲哉－既OP
呢首歌既構成係ABABA間奏A'A
我最唔討好係呢首歌A part, 特別係A part最後兩句
不過間奏我覺得唔錯

1期OP1 - only my railgun
http://www.youtube.com/watch?v=eGAA4IFEPb0

1期OP2 - LEVEL5 -judgelight-
http://www.youtube.com/watch?v=JOLh_3_MaMk

OVA OP - future gazer
http://www.youtube.com/watch?v=LL_vcptPyFA

PSP OP - way to answer
http://www.youtube.com/watch?v=t9hhLd4MLqU

2期OP1 - sister’s noise
http://www.youtube.com/watch?v=g36oVEdFmOo

2期OP2 - eternal riarity
http://www.youtube.com/watch?v=AcvKF2PlefA