Thailand's 2025 SEA Games Officially Opened

The Indonesian contingent at the opening ceremony of the 2025 SEA Games (doc. NOC Indonesia).

JAKARTA The 2025 SEA Games in Thailand are officially opened. The opening ceremony was lively at the Rajamangala Stadium, Bangkok, on Tuesday, December 9, 2025, WIB night.

The implementation party carries the theme of the unity of ASEAN countries by taking the theme Kita Satu, Connected by the Sea. The concept of marine that presents waters as a liaison for ASEAN countries is displayed through a series of water-based visuals and light.

Thousands of drones started the ceremony by forming various thematic illustrations in the sky of the Rajamangala Stadium.

After that, the honor was carried out with a moment of silence in memory of Queen Sirikat who died on October 24, 2025 and is known to have made a big contribution to the development of sports in Thailand.

The uniqueness of the ceremony became even more pronounced when a large pool appeared in the middle of the stadium field. The female swimmers performed choreography like aquatic gymnastics athletes, followed by the appearance of a jetski rider rotating around the pool.

The water show closed with two performers wrapped in neon-brightness costumes floating on a flyboard with high-pressure water bursts.

The implementation of the 2025 SEA Games emphasizes the eco-friendly concept through the idea of "Green SEA Games". This concept is expected to become a new standard in the implementation of sports events in the region.

Departing from this concept, the torch lighting segment is also designed to be environmentally friendly so as not to cause pollution to the surrounding community.

The opening ceremony presented a number of popular Thai figures, such as BamBam (Kanpimook Bhuwakul) from the group GOT7, Nattauwut Srimhok (Golf F.Hero), "V" Violette Wautier, and Pithawat Prakitsuksakul (Twopee).

From the Indonesian contingent, there were as many as 69 athletes from six sports who participated in the opening ceremony. They were led by Megawati Hanggetri Pertiwi and Robi Syanturi as the carriers of the bandera.

The 2025 SEA Games will last until December 20, 2025, by competing in 51 sports. Indonesia sent 1,021 athletes with a target of getting 80 gold medals.