Maritime tourism is Indonesia's leading commodity, including for East Java. The development of Indonesian tourism provides a multiplier effect on social, economic, cultural, industrial and technological phenomena. Tourism development based on community based tourism is able to reduce these negative effects. Tourism development can be supported by MSMEs. The purpose of this research is to analyze: (1) the role of MSMEs in developing marine tourism objects in East Java, (2) The role of youth in developing marine tourism objects in East Java, (3) Social and economic impacts due to the development of marine tourism objects in East Java.

Keywords: CBT, Youth, UMKM, Marine Tourism