Recently, public interest of juvenile justice has been getting high by elementary school child murder case in Incheon and middle school student assault case in Pusan. This interest continued to discussion of lower the age of criminal liability, need of tougher penalties, and exclusion of mitigating circumstances. The number of juvenile crime has been decreased, but the quality of juvenile crime is getting exacerbate. Over 70% of juvenile delinquent experience protective disposition so that check of educational approach for them is important matter. Improvement of protective disposition is as follows. First, disposition No.1 faces new aspect by foundation of Juvenile Recovery Center. Systemic educational support should be provided through community connection because the center is small scale and plays a role of family. They are run by donation but it should be supported by national budget. Also support for rehabilitation of relationship and family function have to be provided. Second, with respect to probation, the juvenile probation should be intensive probation. For that, the frame of recidivism assessment, the standard of subjects, effectiveness assessment need to be checked. Moreover, juvenile probations officers need to be more specialized and the resources of community should be effectively connected. Third, regarding dispositional No.6, establishment of identity as half way treatment and selection of proper subject to child welfare facility referral is significant matter. The facilities should be run by national budget and the standards of operation proper to disposition No.6 have to be newly set up. Also, after care should be emphasized for continuous correction. Fourth, with respect to short youth detention, standards to select proper subjects should be made. Also, customized educational program needs to be developed to meet the purpose of change through humanistic education in a short period.