Complex sentence: Itami also faces competition from Kobe Airport (away), a smaller domestic airport opened in 2006, nevertheless in FY2006 Itami was Japan's 3rd busiest airport and the Kansai region's busiest.
Split into simpler sentences: Itami also faces competition from Kobe Airport (away), a smaller domestic airport opened in 2006. In FY2006 Itami was Japan's 3rd busiest airport and the Kansai region's busiest.