yen to idrThis is the Japanese Yen (JPY) to Indonesian Rupiah (IDR) exchange rate history summary page for 2021. Hhest: 137.68 IDR on January 1, 2021: Average: 130.31 IDR overLive Japanese Yen to Indonesian Rupiah exchange rate forecast for 2025 and 2026. View daily, weekly, monthly, and yearly predictions, currency trends, and market inshts.