The character design and the items that come along with each of them is related to certain occasion during that month I think
Interested folks rejoice, ^^ the merchandise which they are from has been announced: Gundam Double O Calendar Characters. Since it's related to our calendar, there won't be just four, but 12 figures altogether per set. Late April release, 500 Yen each, 6,300 Yen per set (inclusive of tax).
Image and information from Hobby Net.
Also from Hobby Net, three Kamen Rider merchandises are also being listed:
- S.I.C. Vol. 47 Kamen Rider Den-O Climax Form & Urataros Imagin - 180mm tall, Late March release, 7,140 Yen per set (inclusive of tax).
- S.H. Figuarts Kamen Rider Kuuga Pegasus Form - 14cm tall, Late April release, 2,625 Yen per set (inclusive of tax).
- S.H. Figuarts Kamen Rider Kuuga Dragon Form - 14cm tall, Late April release, 2,625 Yen per set (inclusive of tax).
All images are from Hobby Net.