The figure marked an increase of 754 cases compared with the previous year, setting a new record high. By age group, those in their 20s accounted for 3,633 cases, while 1,373 involved individuals under 20, both of which were the highest levels seen in the past decade. Among younger offenders, 243 were university students, 315 were high school students, and 28 were junior high school students. People aged 20 and under made up more than 70% of all cases, underscoring the seriousness of cannabis use spreading among youth. Between April and June of last year, five individuals, including male high school students, were arrested in Miyazaki Prefecture on suspicion of possessing cannabis.