He joined J1 League club Júbilo Iwata for youth team in 2002.
However his opportunity to play decreased behind new player Yuichi Komano from 2008.
In 2012, he became a regular player as his original position, right side midfielder and Vegalta finished at the 2nd place which is best results in the club history.
In 2007, Ota was selected Japan national team for 2007 Asian Cup.
This biographical article related to a Japanese association football midfielder born in the 1980s is a stub.