Nasu was born in Nabari on July 31, 1984. She joined her local club Prima Ham FC Kunoichi (later "Iga FC Kunoichi") in 1999. The club won the champions in 1999 season and the 2nd place in 2000 season. In 2007, she moved to INAC Kobe Leonessa. The club won the champions in 2011 season. In 2012, she returned to Iga FC Kunoichi. She retired end of 2016 season.