Participation in "Kokurikulum" is mandatory. Students must join at least one uniformed body (like Scouts or Red Crescent), one club (such as Drama or Chess), and one sports team. Spirit of 'Gotong-Royong':
Optional, though highly attended to prepare children for primary school. Primary School (Ages 7–12): budak sekolah terlampau video stim may 2011
That being said, I've conducted a search and found that "Budak sekolah terlampau video stim May 2011" appears to be related to a controversy surrounding a video that emerged in May 2011, which allegedly featured a student engaging in excessive and disturbing behavior. Participation in "Kokurikulum" is mandatory