“…The similarity of time systems such as the division of days into 7 days (Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, and Saturday) dan 5 days ( Pon, wage, paing, legi, kliwon), and wuku system is also found in the Javanese Calendar (Syam, 2022;Widodo & Saddhono, 2012). One of the functions of the Javanese calendar for farmers is as a guideline to start harvesting, and for fishermen is as a guideline to go to sea and predict the type of fish caught (Syam, 2022). In the Baduy Calendar also found a calendar system based on 7 days (saptawara) consisting of Ahad, Senen, Selasa, Rabo, Kemis, Jumahat, and Saptu.…”