修羅場

Noun

 * 1)  location of the fight between the asura and -led deva
 * 2)  battlefield with dreadful and ferocious fighting

Etymology 1
Compound of.

Noun

 * 1)  location of the fight between the (king of) Asuras and
 * 2)  a fighting scene; a scene of carnage or bloodshed​

Etymology 2
Likely from shurajō above, utilizing the  reading of ba in to differentiate from the Buddhist term.

Noun

 * 1) dreadful scene, scene of carnage, shambles, hell
 * 2)  difficulties (in a love relationship)
 * 3)  crunch time