Conversation so far:
What happened to BoA in 2003 that caused her to start having commercial success?
BoA's second Japanese studio album, Valenti, was released in January 2003 and became her best-selling album, with over 1,249,000 copies sold.
Was BoA 1st Live Tour Valenti sucessful?
What else did you find interesting about the BoA article?
BoA reinvented her image for her fourth and fifth Korean albums, My Name (June 2004) and Girls on Top (June 2005)

Question: What made it a change? Style?
Self-contained rewrite: What made BoA's new image a change of style?