Konkatsu Tantei (婚活探偵)

Ryuji Kurosaki was a competent detective but decided to change his job and become a private detective. Although tough at work, Ryuji is actually a man who has never been in a decent relationship with a female. He always have weird experiences such as misunderstandings, misjudgments, and unluckiness. Will Ryuji be able to find his marriage partner?