Nikkei 225 Downtrend Replay (2004-10-06 to 2004-10-25)
Replay a Nikkei 225 correction spanning 30 daily bars with a 6.4% max drawdown. Step through each day, face seven decision points, and receive an AI coach review of your simulated choices.
30 daily bars · 7 decision points · 2004-09 to 2004-11 · Stocks
Key facts
This window spans 44 days with a peak-to-trough drawdown of 6.4% and a 5.6% run-up.
- Max drawdown
- −6.4%
- Max run-up
- +5.6%
- Duration
- 44 days
- Largest single-day move
- +2.7%
- Bars
- 30 Daily bars
- Decision points
- 7
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
In the autumn of 2004, the Nikkei 225 entered a correction phase that tested investor resolve across thirty trading days. The Japanese equity market, which had been navigating the post-bubble recovery of the 2000s decade, faced renewed pressure as global uncertainties weighed on regional sentiment. This replay scenario captures that moment of market vulnerability, placing participants in the position of decision-makers who must respond to evolving conditions without the benefit of hindsight.
The data reveals the contours of this pullback with clarity. Starting from a level of 11019.41, the index ultimately closed at 11061.77, representing a modest 0.4% net change over the full period. Yet this headline figure conceals significant turbulence: a maximum drawdown of 6.4% tested portfolio values, while the largest single-day move of 2.7% demonstrated the sharp intraday reversals that characterize correction phases. Participants faced seven decision points across the thirty-bar dataset, with three designated as critical moments demanding careful risk assessment.
This replay session offers practitioners a structured environment to examine their own decision-making processes under conditions of elevated uncertainty. The compression of the correction into discrete choice points forces engagement with questions of position sizing, stop-loss discipline, and the psychological challenge of maintaining conviction during drawdowns. By confronting a historical market episode with real stakes but no real capital, participants can develop their analytical frameworks and emotional responses in preparation for future periods of market stress.
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