In status.c
case SC_UTSUSEMI:
val2=(val1+1)/2; // number of hits blocked
val3=skill_get_blewcount(NJ_UTSUSEMI, val1); //knockback value.
break;
Editing val3 should do it.
OR
In battle.c
if (((sce=sc->data[sC_UTSUSEMI]) || sc->data[sC_BUNSINJYUTSU])
&& flag&BF_WEAPON && !(skill_get_nk(skill_num)&NK_NO_CARDFIX_ATK)) {
skill_additional_effect (src, bl, skill_num, skill_lv, flag, ATK_BLOCK, gettick() );
if( !status_isdead(src) )
skill_counter_additional_effect( src, bl, skill_num, skill_lv, flag, gettick() );
if (sce) {
clif_specialeffect(bl, 462, AREA);
skill_blown(src,bl,sce->val3,-1,0);
}
You can comment out or edit skill_blown(src,bl,sce->val3,-1,0);
But then it also effects another skill, not just Ciceda.