The first print run of 3DS farming RPG (or is it RPG with farming elements?) Rune Factory 4 will include a drama CD which is apparently meant to be listened to as you go to sleep. Marvelous AQL is also including special headphones with the CD.
Famitsu.com provided first word of the bonus item today, but unfortunately did not share images. They did share a few screens and a sweet piece of artwork, though. View these here: