yen to idrFind the current Japanese Yen Indonesian Rupiah rate and access to our JPY IDR converter, charts, historical data, news, and more.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.