Australians Andrew Chan and Myuran Sukumaran are among four convicted drug smugglers yet to be transferred to Nusakambangan.
Nine drug offenders are known to be awaiting execution.
It isn't clear who the 10 executed will be.
Mary Jane Fiesta Veloso (Philippines)
Serge Areski Atlaoui (France)
Martin Anderson alias Belo (Ghana)
Raheem Agbaje Salami (Nigeria)
Rodrigo Gularte (Brazil)
Myuran Sukumaran (Australia)
Andrew Chan (Australia)
Zainal Abidin (Indonesia)
Silvester Obikwe (Nigeria)
