what i see:
konata izumi - lucky star
hibird - Katekyoushi Hitman Reborn
ichigo's sword(zengetsu?) - Bleach
skull on head (Yoko Littner) -Bleach or Kami Nomi zo Shiru Sekai? Gurren Lagann
left eye - Code Geass
red tattoo on left face - D.Gray-man
Tincampy - D.Gray-man
sword with cloud symbol - Ao no Exorcist?
red armband - The Melancholy of Haruhi Suzumiya
metallic right arm - Fullmetal Alchemist
right picture(Lelouch vi Brittania) - Code Geass
left picture(Vincent Nightray?) - Pandora Hearts?
chameleon - Katekyoushi Hitman Reborn
green notebook - ???
head protector - Naruto
small skull pin - Soul Eater
feather or something? - ???
Death Note - Death Note
go pieces - Hikaru no go?
Luffy wanted poster - One Piece
paper with Beck - Beck
small, black and fluffy animal/being Mokona - Tsubasa Reservoir Chronicles/xxxHolic(I think also saw the creature in this manga)
mask - Darker than Black (thanks Shinigami357)
Cheese-kun - Code Geass (thanks Jolan)
Hollows' Symbol - Bleach (thanks Ikki)
roller skates - Air Gear
konata izumi - lucky star
hibird - Katekyoushi Hitman Reborn
ichigo's sword(zengetsu?) - Bleach
skull on head (Yoko Littner) -
left eye - Code Geass
red tattoo on left face - D.Gray-man
Tincampy - D.Gray-man
sword with cloud symbol - Ao no Exorcist?
red armband - The Melancholy of Haruhi Suzumiya
metallic right arm - Fullmetal Alchemist
right picture(Lelouch vi Brittania) - Code Geass
left picture(Vincent Nightray?) - Pandora Hearts?
chameleon - Katekyoushi Hitman Reborn
green notebook - ???
head protector - Naruto
small skull pin - Soul Eater
feather or something? - ???
Death Note - Death Note
go pieces - Hikaru no go?
Luffy wanted poster - One Piece
paper with Beck - Beck
mask - Darker than Black (thanks Shinigami357)
Cheese-kun - Code Geass (thanks Jolan)
Hollows' Symbol - Bleach (thanks Ikki)
roller skates - Air Gear