Shirabe
混戦
Common Noun Irregular Intransitive
English jmdict
1
noun (common) (futsuumeishi)noun or participle which takes the aux. verb suruintransitive verb confused fight;free-for-all;melee
There Akai joins them and it becomes a free-for-all in front of the finish line.
2
noun (common) (futsuumeishi) close contest;close match