Yes, very few people know, but the DPRK Ministry of Health itself encourages smoking cannabis, it's like such a good alternative to tobacco. Light drugs in the DPRK are legalized, and cannabis bushes grow on the roadside, this can be seen in the pictures of tourists
Drugs exist. Moreover, in the DPRK, marijuana is officially allowed, although only men can smoke it, and in general only men can smoke anything. Prostitution also exists, in the 90s, when there was a famine in the country, many girls earned in this way.