any one knows wad this ayu card means?

[tiffanytgs]

omg tats so nice of ayu! getting the card as a gift at the end of the concert is nice enough ^^ didnt know deres a hidden msg!!

BUTT!! any kind souls can teach me how to type the (L)? i tried scanning the QR code log into an avex account but still cant find anywhere to key in the missing L to get the thank you msg sent to me T.T!!~

Thanks guys!