Seems like Ayu's had a few magazines [beatfreak and CD DATA] dedicated to explaining the tracks on some albums.. [in this case, we have Memorial address / (miss)understood]~
I don't remember if they were both translated, but I'm pretty sure they weren't.. feel free to try and help solve the "puzzle"~
The images are under the spoiler tags! They're kinda big. [image credits are on images]