Treesa Jolly and Gayatri Gopichand battled past Malaysia's Cheng Su Hui and Tan Zhing in a tough opening round match.
PV Sindhu and Kidambi Srikanth secured straight game wins
Former World No 1 Srikanth, who has not won a title at the BWF World Tour in the last 22 months, staved off a spirited a challenge from Ireland's Nhat Nguyen, winning 17-21, 21-16, 21-6 in a match that lasted an hour and six minutes to join Praneeth and Prannoy in the second round.
However, it was curtains for Kiran George in the men's singles event as he lost 20-22, 6-21 against seventh seed Kenta Nishimoto of Japan.
In mixed doubles, the husband-wife Indian pair of B Sumeeth Reddy and N Sikki Reddy defeated Malaysia's Wong Tien Ci and Lim Chiew Sien 21-17, 21-19.
India's PV Sindhu, drawn in easy group, faces Israel's Ksenia in opener.
Fourth-seeded Rahul surpassed compatriot Karan Rajan Rajarajan 21-15, 21-13 in the summit clash to lay claim to the title at the Molade Okoya-Thomas Hall of the Teslim Balogun Stadium on Saturday.
Star Indian shuttlers PV Sindhu and Lakshya Sen notched up straight game wins to progress to the women's and men's singles quarterfinals of the US Open.
Following is India's schedule at the Tokyo Olympics on Saturday, July 24.
The Indian duo ran-up a 7-2 lead early on, before entering the break at 11-7. Satwik and Chirag continued to move ahead and eventually grabbed the opening game.
Rio Olympics silver medallist P V Sindhu began her campaign at the Tokyo Olympics with an easy 21-7, 21-10 victory over Israel's Ksenia Polikarpova in her first singles group match on Sunday.
Sindhu progressed to the quarterfinals with an easy straight-game win over Japan's Aya Ohori
The Indian men's doubles pair of Satwiksairaj Rankireddy and Chirag Shetty suffered a straight games defeat to the world No. 1 Indonesian pair of Marcus Gideon Fernaldi and Kevin Sanjaya Sukamuljo in their second Group A match at the Tokyo Olympics on Monday.
Reigning World champion P V Sindhu and B Sai Praneeth were handed easy group stage outings in the badminton draws unveiled on Thursday for the Tokyo Olympics, starting on July 23.
World no 10 men's doubles pair of Chirag Shetty and Satwiksairaj Rankireddy, however, are expected to face a stiff challenge in the league stage.
Returning to action after nearly two months, Saina, who made last-minute withdrawals from Indonesia Open and last week's Japan Open because of injuries, got past Chaiwan 21-17, 21-19 in her opening round contest.
Defending champion Saina Nehwal and World number five Kidambi Srikanth were among the nine Indian shuttlers who entered the quarter-finals of the singles events at the Syed Modi International Grand Prix Gold badminton tournament in Lucknow.
P V Sindhu will be eager to return to the podium as former winner Saina Nehwal looks to regain her touch
A summary of sports events and persons who made news on Wednesday.
A rematch of the All England final between India's Saina Nehwal and world champion Carolina Marin is on the cards with the two stars given first and second seeding in the Yonex Sunrise India Open Superseries to be played from March 24.
A look at how India's athletes fared at the Tokyo Olympics on Saturday.
A summary of sports events and persons who made news on Wednesday
A summary of sports events and sports persons, who made news on Wednesday
While a billion hearts would pray for all the participants to do well, all eyes would be set on the duo of Deepika Kumari/Atanu Das, the four shooters and Mirabai Chanu to open India's medals count.
A summary of sports events and persons who made news on Monday.
A summary of sports events and persons who made news on Tuesday
A summary of sports events and persons who made news on Friday.
Check out the complete schedule of Indian athletes at the Tokyo Olympics
A summary of sports events and persons who made news on Sunday