A comparative systematic literature review of halal tourism studies in Indonesia and Malaysia (2010-2022) analyzed 79 studies, including 61 from Indonesia and 18 from Malaysia. The earliest Malaysian study was published in 2011, peaking in 2020, while the earliest Indonesian study was published in 2017, peaking in 2021. The most common study framework was Customer Behavior, with Malaysian studies focusing on hospitality and Indonesian studies on tourist behavior. Indonesian studies included unique themes like local Islamic wisdom, halal tourism technology, regulations, and destination development, which were not present in Malaysian studies. Indonesian halal tourism research did not mention Kalimantan. The study framework used in both countries was Customer Behavior, with Malaysian studies focusing on hospitality and Indonesian studies on tourist behavior. The study found that Indonesian halal tourism research included unique themes such as local Islamic wisdom, halal tourism technology, regulations, and destination development, which were not present in Malaysian studies. Indonesian halal tourism research did not mention Kalimantan. The study also found that the number of studies on halal tourism in Malaysia and Indonesia increased over time, with Malaysia having more studies than Indonesia. The study found that the most widely used theoretical framework in both countries was Customer Behavior, followed by Halal Tourism Theory. The study also found that the most common themes in Indonesian halal tourism studies were tourist behavior, while Malaysian studies focused on hospitality. The study also found that the number of studies on halal tourism in Malaysia and Indonesia increased over time, with Malaysia having more studies than Indonesia. The study found that the most widely used theoretical framework in both countries was Customer Behavior, followed by Halal Tourism Theory. The study also found that the most common themes in Indonesian halal tourism studies were tourist behavior, while Malaysian studies focused on hospitality. The study also found that the number of studies on halal tourism in Malaysia and Indonesia increased over time, with Malaysia having more studies than Indonesia. The study found that the most widely used theoretical framework in both countries was Customer Behavior, followed by Halal Tourism Theory. The study also found that the most common themes in Indonesian halal tourism studies were tourist behavior, while Malaysian studies focused on hospitality. The study also found that the number of studies on halal tourism in Malaysia and Indonesia increased over time, with Malaysia having more studies than Indonesia. The study found that the most widely used theoretical framework in both countries was Customer Behavior, followed by Halal Tourism Theory. The study also found that the most common themes in Indonesian halal tourism studies were tourist behavior, while Malaysian studies focused on hospitality. The study also found that the number of studies on halal tourism in Malaysia and Indonesia increased over time, with Malaysia having more studies than Indonesia. The study found that the most widely used theoretical framework in both countries was Customer Behavior, followed by Halal Tourism Theory. The studyA comparative systematic literature review of halal tourism studies in Indonesia and Malaysia (2010-2022) analyzed 79 studies, including 61 from Indonesia and 18 from Malaysia. The earliest Malaysian study was published in 2011, peaking in 2020, while the earliest Indonesian study was published in 2017, peaking in 2021. The most common study framework was Customer Behavior, with Malaysian studies focusing on hospitality and Indonesian studies on tourist behavior. Indonesian studies included unique themes like local Islamic wisdom, halal tourism technology, regulations, and destination development, which were not present in Malaysian studies. Indonesian halal tourism research did not mention Kalimantan. The study framework used in both countries was Customer Behavior, with Malaysian studies focusing on hospitality and Indonesian studies on tourist behavior. The study found that Indonesian halal tourism research included unique themes such as local Islamic wisdom, halal tourism technology, regulations, and destination development, which were not present in Malaysian studies. Indonesian halal tourism research did not mention Kalimantan. The study also found that the number of studies on halal tourism in Malaysia and Indonesia increased over time, with Malaysia having more studies than Indonesia. The study found that the most widely used theoretical framework in both countries was Customer Behavior, followed by Halal Tourism Theory. The study also found that the most common themes in Indonesian halal tourism studies were tourist behavior, while Malaysian studies focused on hospitality. The study also found that the number of studies on halal tourism in Malaysia and Indonesia increased over time, with Malaysia having more studies than Indonesia. The study found that the most widely used theoretical framework in both countries was Customer Behavior, followed by Halal Tourism Theory. The study also found that the most common themes in Indonesian halal tourism studies were tourist behavior, while Malaysian studies focused on hospitality. The study also found that the number of studies on halal tourism in Malaysia and Indonesia increased over time, with Malaysia having more studies than Indonesia. The study found that the most widely used theoretical framework in both countries was Customer Behavior, followed by Halal Tourism Theory. The study also found that the most common themes in Indonesian halal tourism studies were tourist behavior, while Malaysian studies focused on hospitality. The study also found that the number of studies on halal tourism in Malaysia and Indonesia increased over time, with Malaysia having more studies than Indonesia. The study found that the most widely used theoretical framework in both countries was Customer Behavior, followed by Halal Tourism Theory. The study also found that the most common themes in Indonesian halal tourism studies were tourist behavior, while Malaysian studies focused on hospitality. The study also found that the number of studies on halal tourism in Malaysia and Indonesia increased over time, with Malaysia having more studies than Indonesia. The study found that the most widely used theoretical framework in both countries was Customer Behavior, followed by Halal Tourism Theory. The study