India's Avinash Sable finished a creditable fifth at the prestigious Diamond League Meet in Rabat, Morocco, shattering his own 3000m steeplechase national record for the eighth time.
His first throw of 88.39 metres earned him automatic qualification for the final.
India would be looking for at least half a dozen medals in the July 28 to August 8 Games.
No official is willing to confirm the name of the dope offender
Having become the first Indian male athlete to qualify for the long jump finals in the World Championships, the Sreeshankar raised hopes of a historic medal in the showpiece event, but his performance in the finals was way below his season's and personal best of 8.36m.
Neeraj Chopra began his quest for a World Championships gold medal with a false start in the men's javelin throw final in Eugen, Oregon, on Saturday. India's other contestant in the final Rohit Yadav had a throw a 77.95 metres.
India's ace sprinter Dutee Chand qualified for the Tokyo Olympics in both 100m and 200m races via the world rankings quota on Wednesday.
Jeswin Aldrin, who had already qualified for the championships, however missed the cut.
India's Priya Mohan narrowly missed out on a medal after finishing fourth in the women's 400m final at the Under-20 World Athletics Championships in Nairobi on Saturday.
'I am very happy that I would be representing India in Tokyo Olympics. I am very proud to know that I am participating in an individual event for the second time.'
Murali Sreeshankar became the first Indian male long jumper to qualify for World Athletics Championships finals while 3000 metre steeplechaser Avinash Sable also expectedly made the grade on the opening day of competition, in Eugene, USA, on Saturday.
Delhi High Court clears Indian judoka Jasleen to compete at CWG
India's high jumper Tejaswin Shankar on Thursday said he has not been able to perform to his full potential owing to chronic tendonitis and it's now a "certainty" that he will compete in decathlon at next year's Asian Games.
Long jumper Murali Sreeshankar, steeplechaser Avinash Sable, veteran discus thrower Seema Punia and javelin thrower Annu Rani are expected to win medals at the 2022 Commonwealth Games.
Running individual 400m is not yet over for Hima, hints at doing that again in postponed Asian Games
He may have missed out on a gold medal by the thinnest of margins, but the ever-smiling Murali Shreeshankar, who won a historic silver medal in men's long jump at the Commonwealth Games in Birmingham on Thursday, says this is just the beginning; he is hungry for more success.
Last three weeks have been sleepless roller coaster: Tejaswin after CWG inclusion
Chitra ran her personal best in the women's 1500m first round heats but that was not enough to advance
The 25-year-old from Punjab threw a personal best of 64 metres to finish second in Group B in the qualifying round.
The Athletics Federation of India has threatened action against all those who do not perform well in the Olympics after deciding not to withdraw long jumper M Sreeshankar and 20km race walker KT Irfan from the Tokyo Games despite a dip in their form.
Her four-year ban, announced by WADA on Friday night, will begin from June 26, 2018 -- the date of her sample collection.
Dutee rued missing the World Relay Championships in Poland in May and two competitions in Kyrgyzstan and Kazakhstan this month due to travel restrictions
Anahat Singh seals berth for World Junior Squash C'ship after topping selection trials
Nipon trained the athlete at the Indira Gandhi Athletics Stadium in the Assam capital.
Shaili Singh's progress as an athlete has a lot to do with her coach Robert Bobby George but it was her "strong and determined" mother, who helped her daughter take first big leap when she sent her to Bengaluru for training, much against the 'advice' of well-wishers.
Shaili Singh announced her arrival on the big stage by winning a silver in the Under-20 World Athletics Championships, missing out on a historic gold by a mere 1 cm with a 6.59m effort, in the long jump final in Nairobi on Sunday.
Sprinter Revathi Veeramani is part of the 4x400m Indian mixed relay team in the Tokyo Games, starting July 23.
Olympic-bound long jumper Murali Sreeshankar on Saturday said he is working on his technical flaws and is hoping to take part in competitions abroad once the current travel restrictions on Indians are eased.
Indian quarter-miler Nirmala Sheoran on Friday secured her Rio Olympics berth after clocking an impressive 51.48 seconds in the women's 400 metre category in the National Inter-State Senior Athletics championships at the G.M.C. Balayogi Stadium in Hyderabad on Friday.
Shot-putter Tajinder Singh Toor on Monday qualified for the Tokyo Olympics with a new national record at the Indian Grand Prix 4 in Patiala.
She threw a distance of 63.72m in the women's discus throw at the National Inter-State #Athletics Championship to punch her ticket to the Games.
Kaur had also taken part in the 5000m race in Patiala and finished fifth. She had also won a silver in 5000m in the National Inter-State Championships in Guwahati in 2018.
Sreeshankar could only produce a best jump of 7.62m from his three attempts in the qualification B.
National record holder triple jumper Renjith Maheswary became the second Indian athlete to qualify for this year's World Championship in Moscow as he clinched a gold on the final day the National Inter-State Athletics Championships in Chennai.
World Athletics on Tuesday suspended the qualification period for the Tokyo Games from April 6 to November 30, 2020, following consultation with its Athletes' Commission, continental association presidents and the Council. India's Deputy chief national coach Radhakrishnan Nair the decision would disappoint many Indian athletes.
Asian Games gold medallist Joseph Abraham's hopes of qualifying for London Olympics were virtually dashed as he finished second in the men's 400m hurdles on the third day of the National Inter-State Senior Athletics Championships in Hyderabad on Monday.
M A Prajusha defended her title in triple jump on the concluding day as her state Kerala emerged overall winners in the National Inter-State Senior Athletics Championships in Hyderabad on Monday.
Deepa Malik became the first Indian woman para-athlete and the oldest to be conferred the Rajiv Gandhi Khel Ratna award
Jobless Manjit pipped pre-race favourite and national record holder Jinson Johson to take the gold in 1:46.15
Unheralded Bhawana Jat qualified for the Tokyo Olympics in the 20km race walk event after pulling off a shock win with a national record time at the National Championships in Ranchi on Saturday. The 23-year-old athlete, who hails from a poor farmer's family at Kabra village in Rajasthan's Rajsamand district, clocked 1 hour 29 minutes and 54 seconds, well inside the Olympic qualification time of 1:31:00, to win the gold.