Preparatory Committee for Indonesian Independence

Initially composed PPKI 21 people (12 people from Java, 3 people from Sumatra, 2 people of Sulawesi, one person from Borneo, one person from the Nusa Tenggara, one of the Moluccas, one person from the Chinese). PPKI initial arrangement is as follows

     Ir. Sukarno (Chairman)
     Drs. Moh. Hatta (Vice Chairman)
     Prof. Mr. Dr. Soepomo (Member)
     KRT Radjiman Wedyodiningrat (Member)
     R. P. Soeroso (Member)
     Soetardjo Kartohadikoesoemo (Member)
     Kiai Abdoel Wachid Hasjim (Member)
     Ki Bagus Hadikusumo (Member)
     Otto Iskandardinata (Member)
     Abdoel Kadir (Member)
     Prince Soerjohamidjojo (Member)
     Prince Poerbojo (Member)
     Dr. Mohammad Amir (Member)
     Mr. Abdul Maghfar (Member)
     Mr. Teuku Mohammad Hasan (Member)
     Dr. GSSJ Ratulangi (A) [4]
     Andi Pangerang (Member)
     A.H. Hamidan (Member)
     I Goesti Ketoet Poedja (Member)
     Mr. Johannes Latuharhary (Member)
     Drs. Yap Tjwan Bing (Member)

Furthermore, without the knowledge of Japanese, the membership grew 6 [5]:

     Achmad Soebardjo (Advisory)
     Sajoeti Melik (Member)
     Ki Hajar Dewantara (Member)
     R.A.A. Wiranatakoesoema (Member)
     Kasman Singodimedjo (Member)
     Iwa Koesoemasoemantri (Member)