IDR to JPY Stats. HighThese are the highest points the exchange rate has been at in the last 30 and 90-day periods. LowThese are the lowest points the exchange rate has been at in the last 30 and 90-day periods. AverageThese are the average exchange rates of these two currencies for the last 30 and 90 days. Current exchange rate INDONESIAN RUPIAH (IDR) to JAPANESE YEN (JPY) including currency converter, buying & selling rate and historical conversion chart.