Silat Kancing 7 Bintang 12 Naga Berenang (Kera Sakti / Naga Ngerem) is a silat from the Kwitang region (an area in central Jakarta) which is carried by a Kwitang hero, si Gondrong.
Silat Kancing 7 Bintang 12 Naga Berenang has 12 basic moves which all contain animal names except for the last 2 moves.
Source: Various Sources