Thailand — indochina borders (1): Malaya
Thailand
Malaya — insulindia borders (3): Borneo, Thailand, Sumatra
Malaya
Sumatra — insulindia borders (2): Malaya, Java
Sumatra
Java — insulindia borders (3): Sumatra, Borneo, Western Australia
Java
Borneo — insulindia borders (4): Malaya, Java, Sulawesi, The Philippines
Borneo
Sulawesi — insulindia borders (2): New Guinea, Borneo
Sulawesi
The Philippines — insulindia borders (1): Borneo
The Philippines
Western Australia — australia borders (1): Java
Western Australia
New Guinea — oceania borders (1): Sulawesi
New Guinea