I only attend conventions once a year due to money and school. I've attended Anime Central in Illinois and Comic World at S. Korea.
Noiz [DRAMAtical Murder] 70%
Okita Souji [Hakuouki] 90%
Riku [Kingdom Hearts II] 70%
Yusei Fudo [Yu-Gi-Oh! 5Ds]
Chrome Dokuro [Katekyo Hitman REBORN!]
Armin Arlet or Levi [Shingeki no Kyojin]