Conversation so far:
What was maeda's solo career like?
It was met with commercial success in Japan.
When did Maeda get his big break?
On April 23, 2011, Maeda announced that she would make her solo debut.
How did fans react?
number 1 on the Oricon Charts with first week sales of 176,967 copies.
Did she do any live performances?
AKB48 announced that Maeda would appear as a special guest at the group's summer concert series.

Question: What other appearances did she make?
Self-contained rewrite: What other appearances did Maeda make aside from her special guest apperance in summer concert series?