yen to idrLatest Currency Exchange Rates: 1 Japanese Yen = 113.6501 Indonesian Rupiah. On this page convert JPY to IDR using live currency rates as of 21052025 09:35.1 JPY to IDR stats. The performance of JPY to IDR in the last 30 days saw a 30 day hh of 118.3690 and a 30 day low of 112.6230. This means the 30 day average was 114.7174.