Professor Satoshi Morita of the Faculty of Engineering, Shizuoka University, along with Assistant Professor Kei Ito, Associate Researcher Keiko Shigeta, and Professor Taro Yamamoto of the Institute of Tropical Medicine, Nagasaki University, succeeded in extracting and analyzing the sexual contact network in the sex industry across Japan.
The research group reconstructed the sexual contact network based on word-of-mouth information on a sex-trading business site in which male customers who used soaplands across the country wrote about female sex workers.
As a result, a bipartite network consisting of male customers and female sex workers was constructed, and by analyzing each, it became possible to clarify various structural characteristics.
In recent years, there has been an increase in research on large-scale social networks through SNS, etc., but sexual contact has not been sufficiently studied due to technical issues and privacy concerns, and the actual situation is shrouded in mystery. rice field.However, by using word-of-mouth information from sex commercial sites, we were able to build the world's largest and most accurate network for research on sexual contact.
The research group was able to analyze the different roles played by male clients and female sex workers in the network, as well as gain important insights in the field of public health, such as the spread of sexually transmitted diseases. It is said that