Sindhu, Manika, Mary Kom among positives on India's quiet Day 2 at Tokyo Olympics - In Photos

Reigning world champion P V Sindhu made a dominating start to her Olympic campaign, thrashing Israel's Ksenia Polikarpova in straight games in the women's singles group J match on Sunday. The 26-year-old Indian, seeded sixth, beat the 58th ranked Polikarpova 21-7 21-10 in a lop-sided opening match.

A "circuit malfunction" in her pistol cost Indian shooting ace Manu Bhaker dearly as she narrowly missed out on qualifying for the finals of the women's 10m air pistol event at the Tokyo Olympics

Sania Mirza and debutant Ankita Raina were knocked out of the Tokyo Olympics despite dominating a large part of their women's doubles opener against Ukrainian twin sisters Nadiia and Liudmyla Kichenok. The pair lost 0-6 7-6(0) 10-8 at court 11 of Ariake Tennis Centre.

India's lone gymnast at Tokyo Olympics, Pranati Nayak failed to qualify for the All Round finals of Artistic Gymnastics competition on Sunday. The 26-year-old from West Bengal recorded a total score of 42. 565 over the four categories -- floor exercise, vault, uneven bars and balance beam -- at the Ariake Gymnastic centre.

Indian shooters Deepak Kumar and Divyansh Singh Panwar finished a lowly 26th and 32nd, respectively, in the men's 10m air rifle event of the Tokyo Olympics on Sunday, failing to recover from a poor start in the qualifications.

Indian table tennis player G Sathiyan suffered an upset defeat at the hands of lower-ranked Siu Hang Lam to make an early exit from the men's singles competition at the Tokyo Games. Ranked 38 and seeded 26th, Sathiyan had a commanding 3-1 lead but lost four games in a row to lose 3-4 to the 95th ranked Hong Kong player.

India's table tennis star Manika Batra on Sunday upset world number 32 Margaryta Pesotska to reach the women's singles third round. The world number 62 from India made a remarkable comeback against her Ukrainian opponent after losing the first two games to prevail 4-11, 4-11, 11-7, 12-10, 8-11, 11-5, 11-7 in a second round match that lasted 57 minutes.

Six-time world champion M C Mary Kom (51kg) powered into the Olympic Games' pre-quarterfinals after staving off a spirited challenge from Dominican Republic's Miguelina Hernandez Garcia in the opening round. The 38-year-old, who is a 2012 Olympic bronze-medallist, prevailed 4-1 against a rival who is 15 years her junior and a Pan American Games bronze-medallist.

Manish Kaushik's (63kg) Games debut ended in disappointment following a hard-fought opening-round loss here on Sunday. He went down 1-4 to Britain's Luke McCormack in an edge-of-the-seat clash.

Nethra Kumanan was placed 27th after two races while Vishnu Saravanan was at 14th after his first race as the Indian sailors opened their campaign in the Tokyo Olympics. Kumanan finished 33rd in the first race of the women's laser radial before recovering a bit by taking the 16th spot in the second for an overall 27th place with 49 net points. Saravanan then finished 14th in the men's laser event before the second race was postponed due to bad weather conditions at the Enoshima Yacht Harbour.

The Indian men's hockey team was thrashed 1-7 by world no.1 Australia in its second Pool A match of the Tokyo Olympics. India's lone goal came from the sticks of Dilpreet Singh in the 34th minute.