MOUNT PLEASANT — According to the Journal Times, A self-described “Jersey boy” has opened a submarine sandwich shop partially named for his home state. Jersey Mike’s Subs opened Wednesday at 2860 S. Green Bay Road, a small retail center at the northwest corner of highways 11 and 31.It is the second franchise location for Tom Kenny of Mount Pleasant, who owns medical device companies in the United States and abroad. In December, Kenny bought the Jersey Mike’s in West Milwaukee, just south of Miller Park, a shop that opened in 2011. That store is No. 1 in sales among 37 Jersey Mike’s in two states, Kenny said.Within the next 15 months, he said, he plans to add four to six more Jersey Mike’s restaurants.