1. The history and current state of drug abuse in Japan
2. ShimaneT. The nationwide general population survey on drug use in Japan (2019). Health and Labour Sciences Research Grants from The Ministry of Health Labour and Welfare of Japan (Research on regulatory science of pharmaceuticals and medical devices) National Center of Neurology and Psychiatry Tokyo Japan.
3. The 2018 report of Nationwide Mental Hospital Survey on Drug‐related Psychiatric Disorders. Health Labour Research Grant by Ministry of Health, Labour and Welfare, Research on Pharmaceutical and Medical Regulatory;Matsumoto T;Science (Principal Investigator, Shimane T),2019
4. Children exposed to methamphetamine use and manufacture
5. The prevalence of psychotic symptoms among methamphetamine users