Ujung Gantungan Beach is one of Karimunjawa's quiet coastal stops, with the simple island ingredients travellers come for: pale sand, clear shallow water, and trees close enough to give shade. It is more about slowing down than ticking off a sight.
Conditions vary with tide and weather, and facilities are limited compared with the main village. That is part of the appeal if you want a beach that still feels tied to the island rather than packaged around it.