Segulaha custom was a process of establishment and implementation of Ternate sultanate custom which was always obeyed and implemented by all the people of Ternate sultanate from the past time. The establishment of a custom was a joint agreement which becomes a guidance in managing socialization in all aspects for the interest of human prosperity. In implementing a custom, Ternate sultanate used bobato dunia system and bobato akhirat system as the organizer and director of custom convention/regulation and religious custom law. The major foundation of implementing segulaha custom began from se atorang custom, se kabasarang rules, galib se lukudi, ngare se cara sere se doniru and cing se cingari. Segulaha custom was implemented especially for joko kaha ceremony (injak tanah), crownprince coronation ceremony, sultanate inauguration ceremony (jou khalifah, jou kolano), and sultanate death ceremony. Segulaha custom was a form of combining of Islamic religious values and Ternate sultanate cultural values. Both values were integrated into one system of value which was sublimized by all people of Ternate sultanate North Maluku. Until this day, segulaha custom still implemented by the people of Ternate sultanate from generation to generation in cultural events.