AC長野パルセイロ
After retirement, Minobe became a coach for Kyoto Purple Sanga (later "Kyoto Sanga FC") in 1996. He managed mainly youth team until 2003. In 2004, he became a coach for top team. In October 2006, manager Koichi Hashiratani was sacked and Minobe became a new manager as Hashiratani successor. However the club results were bad and the club was relegated to J2 League. Although he stayed manager in 2007, he was sacked in October. In 2008, he signed with J2 club Tokushima Vortis and became a manager. Although the club finished at bottom place in 2008, the club results improved year after year and finished at 4th place in 2011. He resigned end of 2011 season. In 2013, he signed with Japan Football League club AC Nagano Parceiro. In 2013, he led the club won to the champions and the club was promoted to new league J3 League. In 2014, although the club finished the 2nd place, could not promoted to J2. In August 2015, although the club place was the 3rd place, he resigned for health problems.