The current study aimed to formulate the function of multiculturalism, tolerance, and social justice in Indonesian society. This study was conducted in three diverse cities of East Java are Surabaya, Bangil, and Kediri. To gather the data, the study opted the quantitative–explanatory perspective from four hundred (400) preliminary respondents. The results were compiled through a structured questionnaire and presented in tables, figures, and percentages. The study explores the multicultural learning systems at school that are useful for promoting harmony among people belonging to various segments, and cultural and religious backgrounds in society. The current findings of this study are useful for the development of curriculum in multicultural setup(s) for creating harmony among the diversity of students in educational institutions. It is also suggested that multicultural discourse is important to promote harmony, social justice, and create an integrated environment in the society.

当前的研究旨在制定多元文化主义，宽容和社会正义在印尼社会中的功能。这项研究是在东爪哇的三个不同城市进行的，分别是泗水，班吉和克迪里。为了收集数据，该研究从四百（400）名初步受访者中选择了定量解释的观点。结果通过结构化问卷进行汇总，并以表格，数字和百分比的形式显示。这项研究探索了学校中的多元文化学习系统，该系统对于促进各个阶层的人们之间的和谐以及社会的文化和宗教背景非常有用。这项研究的当前发现对于在多元文化环境中发展课程表，在教育机构中的学生多样性之间建立和谐方面是有用的。