Question 1

Why does a 50% loss require a 100% return to recover?

Accepted Answer

If ¥1M drops to ¥500K, you need ¥500K profit — that's 100% of your remaining balance. The asymmetry grows as losses get larger.

Question 2

What is a drawdown?

Accepted Answer

The percentage decline from your account's peak balance to its current level. For example, ¥1M to ¥700K is a 30% drawdown.

Question 3

How long does recovery take?

Accepted Answer

It depends on your monthly return and loss percentage. This calculator auto-computes the recovery period using compound returns.

Drawdown %

Your Monthly Return (%)