Shishito peppers in Miami???
Places you are likely to find them:
Sugarcane Raw Bar Grill
Sra. Martinez (perhaps a/k/a pimientos de padron)
Su Shin Izakaya (think they were on the specials board today)
4000 NE 2nd Ave., Miami, FL 33137
17044 W Dixie Hwy, Miami, FL 33160