CHF/JPY Historical Replay: 2008-10 to 2009-01
Relive 64 turbulent daily bars from October 2008 through early January 2009, when CHF/JPY plunged 15.4% in a historic crash. You replay each session step by step, navigate critical decision points, and receive an AI coach review of your simulated choices.
64 daily bars · 11 decision points · 2008-10 to 2009-01 · Forex
Key facts
This window spans 90 days with a peak-to-trough drawdown of 15.4% and a 12.5% run-up.
- Max drawdown
- −15.4%
- Max run-up
- +12.5%
- Duration
- 90 days
- Largest single-day move
- +5.9%
- Bars
- 64 Daily bars
- Decision points
- 11
Every figure above is computed programmatically from this replay’s own candle series — no editorial input, no LLM. Methodology: Methodology
The market advances day by day. You only see candles up to the current day — as if you were really there.
At key decision points choose Buy / Trim / Exit / Hold. Each decision advances the timeline by one day.
After settlement you get a six-dimension score and an AI coach review. Your result enters the scenario leaderboard.
Event Replay
What happened — and what it teaches
The foreign exchange market in late 2008 presented one of the most challenging environments in decades. CHF/JPY, a G10 currency pair, became a focal point of extreme volatility as the global financial crisis that began in September 2008 unfolded. During this period, traders and institutions faced unprecedented uncertainty as credit markets seized up and risk appetite collapsed. The 64-day window from October 7, 2008, through January 5, 2009, captured the full fury of this market dislocation, with each daily bar presenting critical decision points that could mean the difference between preservation of capital and catastrophic loss.
The numbers tell a stark story of destruction. Despite a modest net decline of -4.7% in the closing price from 88.24 to 84.05, the maximum drawdown reached a staggering 15.4%. The most violent single session moved 5.9%, demonstrating how quickly positions could be devastated by sudden volatility spikes. Of the 11 decision points embedded in this replay, 4 were classified as critical, demanding split-second judgment under extreme pressure.
For decision training, this scenario exposes fundamental weaknesses in conventional risk management approaches. Static position sizing and stop-loss levels proved inadequate when market conditions shifted hourly. The psychological dimension proved equally demanding—maintaining composure when facing 15.4% drawdowns required iron discipline and unwavering conviction in one's methodology. This replay strips away the comfort of theoretical analysis and demands learners confront the raw emotional and technical challenges of trading through genuine crisis conditions.
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