J "MO'ONG" SANTOSO PRIBADI is an experimental music composer and instrument builder, born in Bangkok and raised in Java. His work centers on decolonial music, aiming to reconnect with and reinterpret the sounds of Nusantara. Mo’ong's practice is driven by a deep desire to reframe cultural expressions, honoring their roots while adapting them to contemporary contexts.

Mo’ong's work spans diverse genres and multidisciplinary collaborations, including modern dance, theater, contemporary puppet theater, installation art, and performance art. In 2015, he launched the Limbah Berbunyi project, composing music from instruments made of found objects and waste materials. He also initiated the Sound-Making Objects project, pushing the boundaries of unconventional materials in music-making.

As part of the experimental duo Raja Kirik with musician/composer Yennu Ariendra, together explores the war of narratives during the Dutch occupation in Indonesia. His latest project, Takkak Takkak, a collaboration with Shigeru Ishihara (aka DJ Scotch Egg), merges experimental sounds and cross-cultural influences into genre-defying performances.

Mo’ong has also contributed as a sound designer and composer for several independent films, further expanding his creative reach.