Sony's PlayStation Vita handheld has surpassed 4m sales in Japan.
DualShockersreports on the milestone, which was reached through the combined sales of standard PlayStation Vita devices and the PS Vita TV microconsole.
According to the report, the PS Vita TV has sold 166,165 units life-to-date in Japan, and Vita has sold 3.8m systems in the country.
For the sake of comparison, Nintendo's 3DS handheld has sold 18.8m units life-to-date in the region. 3DS initially launched in February 2011, while Vita launched in December of that year.