Suicide rates in Japan are among the highest in the world. Could the analysis of behaviour on social networks help? Japan has one of the highest suicide rates in the world. Indeed, for men aged 20-44 and women between 15 and 34, it is the leading cause of death. The rate equates to about 26 deaths per 100,00 people. By contrast, the rate in the US is just 11 per 100,000. Which is why the Japanese