yen to idrConvert Japanese Yen to Indonesian Rupiah and see the latest mid-market rate for informational purposes only. Learn more about Xe's currency tools, transfers, alerts, and data API.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.