Japan retains the death penalty.
The method of the execution is judicial hanging, almost all details of which have been never made public.
In this site, we want to offer a document to know the death penalty in Japan.
The Law Office of Sadato Goto
#901, Osaka Kitano Bldg., 6-7 Nozaki-cho, Kita-ku, Osaka-shi, Osaka, 530-0055, Japan