Sorimachi began his senior career with Japan Soccer League side All Nippon Airways in 1987. He helped All Nippon Airways gain promotion to the top flight in 1988. When Japan's first-ever professional league J1 League started in 1992, All Nippon Airways was transformed to Yokohama Flügels for whom he continued to play. While at Flügels, he won the 1993 Emperor's Cup. He moved to Bellmare Hiratsuka in 1994. He helped the club to win the 1994 Emperor's Cup, and the 1995 Asian Cup Winners' Cup.