Adult PC Game: NTRhou～Kokumin no Tsuma wa Shea Sareru～Ver.1.0 by Milkseki (Jap) Archive

The main character was a popular young politician who was active in political activities every day.
He is concerned about countermeasures against Japan's declining birthrate and creates a forbidden law.
You can share the wife of a citizen... "NTR law"
He makes contracts with married women and girls he meets on the street and starts having with them!?
Of course, my wife is also subject to the NTR law...