February 24, 2013 Nazo no Kanojo X (Mysterious Girlfriend X).Momoka Imai Sony LT26i Xperia S wallpaper.720×1280 Nazo no Kanojo X wallpaper Select wallpaper size720×1280 (Galaxy S3, HTC, Sony Xperia)640×1136 (iPhone 5, iPod touch 5)640×960 (iPhone 4, iPod touch 4)