yen to idrYen to Rupiah Forecast, JPY to IDR foren exchange rate prediction, buy and sell snals. Rate target in 14 days: 115.171. The best long-term & short-term JPYIDR FXFind out the current value of 1 Japanese Yen in Indonesian Rupiah and see the historical chart of JPY to IDR conversion. pare money transfer partners and get the best rates for international transfers.