[3] After three years practicing consumer rights law, she was selected for a Japan Federation of Bar Associations scholarship to study in the United States.

[8] Mori was appointed Minister of Justice in October 2019 after the resignation of Katsuyuki Kawai, who had been involved in a campaign finance scandal.

[10] After former Nissan chairman Carlos Ghosn escaped from Japan while awaiting trial on criminal charges, Mori publicly stated that he should "prove his innocence", but later retracted the comment and apologized.

[11][12] In February 2020, she defended the Cabinet's decision to delay the retirement of top Tokyo prosecutor Hiromu Kurokawa, which the opposition criticized as illegal.

[13] In March 2020, she apologized and retracted a comment accusing public prosecutors of fleeing from her home city of Iwaki before evacuation orders were issued amid the 2011 Tōhoku earthquake and tsunami.