Crash · Nikkei 225 Index (2020)
Experience the Nikkei 225's 31.3% drawdown across 144 daily bars from October 2019 to June 2020. Replay day by day, navigate 9 critical decision points amid global pandemic volatility, and receive AI coach feedback in this simulated educational training.
144 daily bars · 25 decision points · 2019-10 to 2020-06 · Stocks
Key facts
This window spans 220 days with a peak-to-trough drawdown of 31.3% and a 33.3% run-up.
- Max drawdown
- −31.3%
- Max run-up
- +33.3%
- Duration
- 220 days
- Largest single-day move
- +8.0%
- Bars
- 144 Daily bars
- Decision points
- 25
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 Nikkei 225 entered one of its most turbulent chapters, spanning from late October 2019 through early June 2020 across the 2010s and into the 2020s. This 144-trading-day window captured the initial market reactions to a global pandemic and the unprecedented policy responses that followed. Participants faced a market environment where traditional assumptions were upended and the stakes for sound decision-making could not have been higher.
The headline numbers reveal only part of the story. The index fell from 22799.81 to close at 22062.39, a seemingly modest -3.2% decline. Yet beneath this surface, the journey proved far more violent than the endpoint suggests. The maximum drawdown reached 31.3%, while the largest single trading day saw an 8.0% swing. Navigating these sharp reversals demanded more than just directional conviction; it required constant recalibration and risk awareness.
This replay scenario offers a rigorous test of trading process under extreme duress. With 25 decision points embedded across 9 critical junctures, participants must confront the psychological temptation to abandon disciplined frameworks when volatility spikes. The experience hones the ability to manage position sizing, maintain perspective through deep drawdowns, and resist reactive decisions driven by fear or euphoria. Such training builds the composure necessary when future markets inevitably deliver their own surprises.