The publisher OverLap has revealed the Pocket Monsters Omega Ruby and Alpha Sapphire Official Guide Book: Complete Story Walkthrough / Complete Zukan Guide Book (ポケットモンスター オメガルビー・アルファサファイア 公式ガイドブック 完全ストーリー攻略ガイド・完全ぜんこく図鑑完成ガイド). Both books will be released in Japan after the release of Pokémon Omega Ruby and Pokémon Alpha Sapphire and will help players with tons of information on the games. Each book contains a special code to unlock things in the game.

Complete Story Walkthrough Complete Zukan Guide Book
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Release Date: November 22nd, 2014
832 A5 Pages
ISBN-10: 4865540059
ISBN-13: 978-4865540055
Price: 1400yen + tax

Contains 3 QR Codes for three Secret Bases created by:
Junichi Masuda, Shigeru Ohmori and Shigeki Morimoto
Release Date: December 5th, 2014
1040 A5 Pages
ISBN-10: 4865540067
ISBN-13: 978-4865540062
Price: 1850yen + tax

Contains serial code to unlock 2 Master Balls

Sources: http://over-lap.co.jp/book/oras/ and http://blog.over-lap.co.jp/bunko/?p=6211