Ramanathan has moved on to the second round of the qualifiers where he will go up against France's Sean Cuenin on Wednesday.
Yuki Bhambri crashed out in the second round of the men's singles event of Tata Open 2022 on Thursday.
The 25-year-old, who reached the second round at the Australian Open, had to work extremely hard to earn his spot in the second round in Pune.
Samir Banerjee defeated Victor Lilov of America by 7-5, 6-3 in the finals to lift the trophy at All England Club.