The theoretical price for USD/JPY was calculated at ¥156.67 per US dollar, a change of -¥1.36 from the previous day. The current price is ¥158.32, with the overvalued zone defined as ¥157.71 or higher and the undervalued zone as ¥155.64 or lower.
According to a breaking report from みんかぶ on the theoretical price for USD/JPY, the theoretical price independently calculated by the Klug team was ¥156.67 per US dollar, down ¥1.36 from the previous day. The article also lists the current price as ¥158.32.
The overvalued zone is defined as above ¥157.71, while the undervalued zone is defined as below ¥155.64. The report explains that the theoretical price is used as a reference for gauging excessive market moves and potential corrections. Theoretical prices for the past 5 trading days are also listed, covering the period from 17 September 2026 to 23 September 2026.
A note states that the theoretical price is automatically calculated by computer based on factors including interest-rate differentials and risk tolerance, and that prices above the theoretical price are considered overvalued while those below it are considered undervalued. The article explains how the theoretical price is calculated and positions it as a reference indicator for market movements.