It was Sasikumar's second match of the day as the fourth-seeded Indian earlier had to complete his last evenings' Round of 32 draw against Serbia's Boris Butulija.
Ramkumar Ramanathan among 8 Indians to compete in singles main draw of the event, scheduled from March 27 to April 2 as ITF tennis returns to Mysuru after 8 years.
Mukund Sasikumar dominated the World No. 170 Andrew Paulson during his confident 6-1, 6-4 win. India No. 1 Prajnesh Gunneswaran, on the other hand, faced some tough challenges from Zimbabwean Benjamin Lock in the first set, which went into a tie-breaker but managed to keep things under contr
The 25-year-old Nagal is the second wild card entrant in the singles main draw after Mukund Sasikumar. Nagal featured in the French Open and US Open qualifiers earlier this year and also reached the quarter-finals of the ChallengATPer event in Germany in August