The 2025 Indonesia Open Badminton Tournament was a big upset, and Japan's first brother Kodai Naraoka was out in the first round

The Super 1000 Series 2025 Indonesia Open Badminton Championships debuted on the 3rd, and the world's No. 6 Japanese brother Kodai Naraoka unexpectedly lost to the Danish player Rasmus Gemke (Rasmus Gemke) 19:21, 12:21, and was out of the first round.

Japan's first brother, Kodai Naraoka

Kodai Naraoka reached the quarterfinals of the men's singles at the Singapore Open 2025 last week, and is the seventh seed in the tournament at the Indonesia Open, where he met world No. 28 Jemke in the first round.

After Kodai Naraoka lost the first game, he plummeted in the second game, losing 4 points in a row at the beginning, and then fell behind 5:13 sharply, and finally lost in straight sets, and lost in the first round. Denmark's Jemke won the ticket to the round of 16 and will face China's Wang Zhengxing in the next round.