In 2009, when Akiba played for SC Sagamihara, he became a playing manager. In 2010, he retired playing career and resigned as manager. In 2011, he signed with Mito HollyHock and became an assistant coach. In 2013, he moved to Thespakusatsu Gunma and became a manager. He resigned end of the 2014 season. In 2020, he signed with Mito HollyHock as a manager.