Alarmed by a recent spike in the number of youngsters abusing marijuana, also known as cannabis or pot, Japan’s health ministry is looking to stiffen what is already one of the world’s most draconian anti-cannabis laws.

On Wednesday, the ministry convened a new panel of experts tasked with discussing possible revision to the Cannabis Control Law, under which owners and growers of the illicit plant currently face up to five and seven years of imprisonment, respectively.

Here we take a closer look at the expert panel, the law and how cannabis has been used, or not, in Japan.