The Indian archer misfired three 7s in a row after drilling in as many 10s in succession to snuff out any chance of a comeback after being 0-2 down in the opening set
The third-seed Korean started the match with a decent 8-9-9 and Das replied with 8-8-9, giving Jinhyek two points in the first set. Das came strongly in the second set with three 9s, Oh missed the chance to take the two points after hitting an 8 in the last arrow.
The quartet of Deepika Kumari, Atanu Das, Tarundeep Rai and Pravin Jadhav entered the mega-event with renewed hopes of winning the country's first Olympic medal in the sport.
Atanu Das and Deepika Kumari paired up to advance to the bronze playoff in the recurve mixed event on Thursday night to keep India in the hunt for five medals