MNS candidate Vaishali Bhosale on Saturday won the by-election from ward no 13 (C) of the Nashik Municipal Corporation (NMC). The by-election was held yesterday. She defeated Shiv Sena's Snehal Chavan and BJP's Vijaya Lonari to retain the seat for the MNS. NMC's returning officer Rohidas Bahiram announced the results here.