Shinji Miyadai

Using the method of game theory, he analyzed how the power of the state works in society.

He is one of the most outspoken sociologists in Japan, and is currently working on the strategy the Japanese government should adopt for the 21st century.

[citation needed] He has been a constant presence in the world of Japanese letters since the publication of his PhD dissertation in 1989.

His controversial work on compensated dating in Japan was the subject of much discussion after its publication.

[4] A suspect in the attack committed suicide on 16 December 2022 without explaining his motives.