Seoul: Indian shuttler Ajay Jayaram notched up a stunning three-game victory over higher-ranked Japanese Sho Sasaki to reach the men's singles semifinals of the Korea Open Super Series badminton tournament here today.

Going into the match with a 1-2 head-to-head record, Jayaram eked out a 21-19 16-21 21-16 win over world number 26 Sasaki in a match that lasted one hour and five minutes.