Vicious circle
01
悪循環, 負のスパイラル
a situation where one problem brings about another and that only worsens the original problem
Idiom
Informal
02
悪循環, 循環論法
an argument in which the conclusion is assumed in the premise, resulting in circular reasoning
悪循環, 負のスパイラル
悪循環, 循環論法