If you buy 3 KADOKAWA manga books in manga bookshops in Taiwan and Hong Kong, you can get a special magnet sheet!
The sheet is in a mystery bag but you may be able to get Hachune's magnet!
Why don't you try Hachune mangas if you haven't read them? Vol.1-4 are available!
Bookshops: April 26th - June 14th, 2013
Online shops: May 3rd - June 14th, 2013
For more detail: