). ▁ ▁Yang ▁Di per tu an ▁M uda ▁ ▁Yang ▁di - P ert uan ▁M uda : ▁The ▁r uling ▁prince ▁of ▁R ia u , ▁with ▁the ▁style ▁of ▁His ▁High ness . ▁In ▁earlier ▁days , ▁the ▁r uling ▁prince ▁also ▁received ▁the ▁personal ▁title ▁of ▁Sultan ▁and ▁a ▁reign ▁name . ▁ ▁R aja ▁M uda : ▁The ▁He ir ▁Appar ent , ▁sty led ▁as ▁R aja ▁( person al ▁name ) ▁bin ▁R aja ▁( father ' s ▁name ), ▁R aja ▁M uda . ▁ ▁R aja : ▁The ▁sons , ▁daughters , ▁grand children ' s ▁and ▁other ▁descend ants ▁of ▁the ▁r uling ▁prince , ▁in ▁the ▁male ▁line : ▁R aja ▁( person al ▁name ) ▁bin ▁R aja ▁( father ' s ▁name ). ▁ ▁Territ ory ▁Following ▁the ▁partition ▁of ▁Joh or ▁and ▁the ▁rel in qu ishing ▁of ▁rights ▁over ▁the ▁main land ▁pen ins ular , ▁the ▁s ultan ate ▁was ▁effectively ▁a ▁mar itime ▁state . ▁The ▁R ia u ▁Sultan ate ' s ▁domin ions ▁en comp ass ed ▁the ▁R ia u , ▁L ing ga ▁and ▁T ud ju h ▁Arch ip el ago , ▁including ▁Bat am , ▁R emp ang , ▁Gal ang , ▁B int an , ▁Com bol , ▁K und ur , ▁Kar im un , ▁B ung ur an , ▁L ing ga , ▁Sing ke p , ▁B adas , ▁Tamb el an , ▁Nat una ,