With this, he now leads 4-0 over the World No. 19.
This was Srikanth's fourth victory over Jayaram.
The exact reason of Jayaram's retirement is not yet known. We hope he recovers soon.
The World No. 13 now moves on to the quarter-finals where he will meet the winner of the match between Marc Zwiebler and Hsu Jen Hao.
The score remains 21-16 in Srikanth's favour.
Unfortunately, the match has ended as Jayaram has retired after the first game.
Srikanth warded off a strong challenge from his compatriot to eke out the opening game.
A hard fought first game between the two Indians just ended.
Welcome to the Sportskeeda Live Blog of the Japan Open.