Has more foil stickers for the eye expression than the initial release.
Targeting at kids obviously, this campaign will feature classes to teach you how to build a Gunpla, using BB Senshi Sangokuden Ryuubi Ecopla. Cutters and glue are not required. Commencing date is July 25th, which varies for different participating Japanese toy store.
A list of participating stores will be published on July 17th.
Participants will receive this special prize:
Not sure what it is actually ^^;
No other information given at the moment, like how much is that BB Senshi Sangokuden Ryuubi Ecopla, or whether special fee is required for you to "take up" that class, and who'll be conducting the session.
Also, introduction of BB Senshi Sangokuden Tenshouryu Koumei Nu Gundam from the official site:
Release date: 16th, 1,260 Yen (inclusive of tax).
All images from Bandai Hobbysite: Gunpla Classroom Campaign, BB Senshi Sangokuden Tenshouryu Koumei Nu Gundam.