▁to ▁gather ▁open ly ▁near ▁Point ▁Cruz ▁( on ▁the ▁coast ▁just ▁west ▁of ▁the ▁Mat an ik au ). ▁On ▁ 1 9 ▁October , ▁Colonel ▁Ak inos uka ▁O ka ▁led ▁the ▁ 1 , 2 0 0 ▁troops ▁of ▁his ▁ 1 2 4 th ▁Infantry ▁Regiment ▁in land ▁across ▁the ▁Mat an ik au ▁and ▁began ▁moving ▁up ▁the ▁east ▁bank ▁towards ▁high ▁ground ▁east ▁of ▁the ▁river . ▁ ▁On ▁ 2 3 ▁October , ▁Mar uy ama ' s ▁forces ▁strugg led ▁through ▁the ▁j ung le ▁to ▁reach ▁the ▁American ▁lines . ▁K aw ag uch i , ▁on ▁his ▁own ▁initi ative , ▁began ▁to ▁shift ▁his ▁right ▁wing ▁unit ▁to ▁the ▁east , ▁bel ieving ▁that ▁the ▁American ▁def enses ▁were ▁we aker ▁in ▁that ▁area . ▁Mar uy ama — through ▁one ▁of ▁his ▁staff ▁officers — ordered ▁K aw ag uch i ▁to ▁keep ▁to ▁the ▁original ▁attack ▁plan . ▁When ▁he ▁refused , ▁K aw ag uch i ▁was ▁rel ieved ▁of ▁command ▁and ▁replaced ▁by ▁Colonel ▁T osh in ari ▁Sh ō ji , ▁commander ▁of ▁the ▁ 2 3 0 th ▁Infantry ▁Regiment . ▁That ▁evening , ▁after ▁learning ▁that ▁the ▁left ▁and ▁right ▁wing ▁forces ▁were ▁still ▁struggling ▁to ▁reach ▁the ▁American ▁lines , ▁Hy ak ut ake ▁post pon ed ▁the ▁attack ▁to ▁ 1 9 : 0 0 ▁on ▁ 2 4 ▁October . ▁The ▁Americans ▁remained ▁completely ▁una ware ▁of ▁the ▁approach ▁of ▁Mar uy