. ▁Conf idence ▁tests ▁still ▁in ▁use ▁today ▁include ▁putting ▁one ' s ▁hands ▁in ▁bo iling ▁oil ▁and ▁rub bing ▁it ▁onto ▁the ▁body , ▁jump ing ▁through ▁a ▁fl aming ▁ho op , ▁or ▁catch ing ▁a ▁spe ar ▁which ▁is ▁thrown ▁down ▁a ▁water fall . ▁Some ▁methods ▁are ▁no ▁longer ▁done ▁today ▁for ▁practical ▁or ▁legal ▁reasons , ▁such ▁as ▁fighting ▁a ▁t iger , ▁med it ating ▁in ▁a ▁c emetery , ▁imm ers ing ▁ones elf ▁in ▁well ▁water ▁for ▁seven ▁days ▁and ▁night s , ▁or ▁for ▁female ▁students ▁to ▁pick ▁f ights ▁with ▁men . ▁ ▁Compet ition ▁While ▁sp arring ▁may ▁vary ▁according ▁to ▁style ▁and ▁school , ▁official ▁matches ▁follow ▁the ▁rules ▁out lined ▁by ▁IP SI . ▁These ▁are : ▁ ▁St rik es ▁are ▁only ▁legal ▁if ▁they ▁hit ▁between ▁the ▁shoulder ▁line ▁and ▁the ▁wa ist . ▁Each ▁successful ▁strike ▁is ▁awarded ▁one ▁point . ▁H itting ▁the ▁face ▁or ▁below ▁the ▁bel t ▁is ▁a ▁penalty . ▁Th rows ▁in ▁themselves ▁are ▁not ▁awarded ▁points , ▁and ▁ground ▁follow - up ▁is ▁permitted . ▁A ▁joint - lock ▁is ▁awarded ▁ 1 0 ▁points . ▁Im m obil ising ▁the ▁oppon ent ▁by ▁holding ▁them ▁hel pl ess ▁is ▁worth ▁ 5 ▁points . ▁ ▁Energy ▁In ▁sil at ▁culture , ▁the ▁ener get ic ▁body ▁consists ▁of ▁inter lock ing ▁circles ▁called ▁c ak era . ▁The ▁c ak era ' s ▁energy ▁rot ates ▁out wards ▁along