The relapse prevention program named TAMARPP is provided for drug addicts at Tama comprehensive center for mental health and welfare. The TAMARPP is a group cognitive therapy based on manual and simple textbook. We are going to present the outline of the TAMARPP, and discuss the effectiveness of this program from the findings of clinical observation on 15 variables. Both of the treatment-retain rate and abstinence rate during the term to attend this program turns is rather high. This textbook-based program appears to be relatively easy for beginner therapists to conduct group sessions and to support drug addicts. The TAMARPP has possibility to prevail to perform in the other public health institutions.