Bangladesh completed their Tokyo Olympics' 2020 mission one week before the meet ends with athlete Jahir Rayhan competing in the country's last event of men's 400-meter run heats at the Olympics Stadium in Tokyo Sunday. Jahir competed in the event's heats number-3 and finished 8th and last among the eight athletes of USA, Brazil, Barbados, Jamaica, Trinidad & Tobago, Slovenia and Congo to eliminate from the" greatest show on earth.” Read: Olympics Athletics: Jahir Rayhan to compete in 400 meters on Sunday Jahir Rayhan, who was very much keen to display his best performance in his favourite 400-meter run in Bangladesh's last event of the Tokyo Olympics, eat his word as he took 48.29 seconds against his best timing of 47.34 seconds. In the heats number-3, M Cherry of USA finished top with a timing of 44.82 seconds, followed by J Jones of Barbados (45.04 ), C Taylor of Jamaica (45.20 ), D St Hillaire of Triniad and Tobago (45.41), L Janezic of Slovenia (45.44), GA Afoumba  of Congo (46.03), L Carvalho of Brazil (46.12) and Jahir Rayhan (48.29). Read: Olympics Archery: Ruman Shana eliminated from recurve singles In the event's overall ranking, Jahir was placed 44th among the 48 competitors. Jahir was the 3rd Bangladeshi athlete to compete in 400-meter run in the Olympics after 29 years after the participation of Mehdi Hasan in the Bercelona Olympics'1992 and Milzer Hossain in the Seoul Olympics in 1988. Read: Olympics Archery: Diya Siddique eliminated from recurve singles in shoot-off Earlier on last Friday, five Bangladeshi athletes out of  six--archer Ruman Shana, Diya Siddique, shooter Abdullah Hel Baki swimmers Ariful Islam and Junaina Ahmed-- completed their Tokyo Olympics assignments.  Except shooter Baki and athlete Jahir Rayhan, all the Bangladeshi athletes performed their best show in the mega games.