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 ama ' s ▁forces . ▁ ▁Finally , ▁late ▁on ▁ 2 4 ▁October , ▁Mar uy ama ' s ▁forces ▁reached ▁the ▁U . S . ▁L ung a ▁per imeter . ▁Over ▁two ▁consecutive ▁night s ▁Mar uy ama ' s ▁forces ▁conducted ▁numerous ▁un success ful ▁front al ▁assault s ▁on ▁positions ▁def ended ▁by ▁troops ▁of ▁the ▁ 1 st ▁Battalion , ▁ 7 th ▁Mar ines ▁( 1 / 7 ) ▁under ▁Lieutenant ▁Colonel ▁Ch esty ▁P ull er ▁and ▁the ▁U . S . ▁Army ' s ▁ 3 rd ▁Battalion , ▁ 1 6 4 th ▁Infantry ▁Regiment , ▁commanded ▁by ▁Lieutenant ▁Colonel ▁Robert ▁Hall . ▁U . S . ▁Marine ▁and ▁Army ▁rif le , ▁machine ▁gun , ▁mort ar , ▁art illery ▁and ▁direct ▁can ister ▁fire ▁from ▁ ▁anti - t ank ▁guns ▁" wr ought ▁terrible ▁car n age " ▁on