USD/JPY Lot Size Calculator for FXIFY

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Instrument Guide

USDJPY presents unique position sizing challenges due to its 90-pip average daily range and the yen's lower volatility compared to other majors. The $9.1 pip value per lot is moderate, making it accessible for various account sizes while still requiring careful calculation. With a 90-pip daily range, your stop losses need breathing room. Tight 10-15 pip stops often get hit by normal market noise. More realistic stops of 25-40 pips align better with the pair's natural movement patterns. Consider that USDJPY tends to trend strongly but can also range for extended periods, affecting your stop placement strategy. Worked example at 1% risk: On a $100,000 account risking 1% ($1,000), with a 30-pip stop loss, divide $1,000 by (30 pips × $9.1) = 0.366 lots. Round to 0.35 lots for safety, risking $957. For 2% risk ($2,000) with the same 30-pip stop, you'd trade 0.73 lots, risking $1,993. At 2% risk with a tighter 20-pip stop, you could trade 1.1 lots, but this increases your exposure to false breakouts that USDJPY is known for, especially around key technical levels. This pair suits FXIFY's prop trading environment well. The 4% daily loss limit gives you roughly 4-5 trades at 1% risk before hitting limits, while the 90-pip daily range provides sufficient movement to hit reasonable profit targets. The 10% drawdown limit allows for a decent string of losses if you maintain proper 1-2% risk per trade. USDJPY's trending nature aligns with the 10% profit target, as trends can run for weeks when they establish.

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