In the recent poll released by market research firm Oricon,  5-member idol group Momoiro Clover Z ranked first on list tto which female idol group will have their big break this year.

Formed in the year 2008, the group performed the opening and ending theme song of sci-fi anime series Mouretsu Pirates .. Group also performed the ending theme songs of following anime series: Double-J, Dragon Crisis! and Yosuga no Sora.

Also in the rankings are:

1. Momoiro Clover Z
2. Nogizaka46
3. Fairies
4. Idoling!!!
5. S/mileage
6. HKT48
7. SUPER☆GiRLS
8. Berryz Koubou
9. 9nine
10. ℃-ute

[Source]