In the period of Korean badminton team recently restructured, Kim Won Ho and Seo Seung Jae were one of the main nuclei. They no longer plow much in the content of men and women as before, but gradually focused on playing men, towards the best results.

In fact, Kim Won Ho and Seo Seung Jae are both double -fighting experts from the Korean team. When the duo is focused on one content instead of 2 as before, they gradually showed that the performance few people witnessed. In Japan expanded 2025, the two played overwhelming the remaining pairs.
In the men's double final, Kim Won Ho and Seo Seung Jae encountered the number 1 athletes of Malaysians, Goh Sze Fei and Nur Izzudin. This match witnessed Kim Won Ho and Seo Seung Jae play completely overwhelming, when the Korean couple took points and took the initiative.
The couple final took place in less than 40 minutes. Kim Won Ho and Seo Seung Jae won 21-16, 21-17, thereby stepping on the championship. This victory is more meaningful to both, when they will win the number 1 position in the world in the chart next week.
At the Korean team, Seo Seung Jae has long been considered the No. 1 double -fighting expert. He won the world champion 2 in 2023.