The Criminal Court today granted bail to Arnon as well as Baramee Chairat, Suwanna Tarnlek, Korakot Saengyenphan, Thani Sasom and Dechathorn Bamrungmuang, founder of the band Rap Against Dictatorship.
Also released were Nattawut Somboonsap, Tossaporn Sinsomboon and Thanayut na Ayutthaya.
Police arrested the nine activists on August 19 and 20 and asked for court permission to detain them today.
Arnon faces charges of sedition and breaching the Computer Crime Act stemming from an anti-government protest on August 3, while Baramee, Suwanna and Korakot were charged with the same offence for taking part in a rally on August 18.