KUALA LUMPUR: A teenager was arrested on suspicion of raping his 6-year-old sister.

The 16-year-old suspect was picked up from his home in Jalan Air Panas, Setapak last week after a report was lodged against him by his sister's kindergarten teacher.

Initial investigations revealed that the teenager had raped his sister several times.

It is learnt that the siblings and their mother, who are Indonesians, have been living with a man in Setapak for the past two years.