Conversation so far:
What is AKB48 with Atsuko Maeda?
Japanese idol group that Atsuko Maeda was one of the most prominent members of
How long did Atsuko Maeda last in AKB48?
On March 25, 2012, Atsuko Maeda announced her graduation from AKB48.

Question: What did she do after she left the group?
Self-contained rewrite: What did Atsuko Maeda do after she announced her graduation from AKB48 on March 25, 2012?