2025年にすべての暗号トレーダーが習得すべき8つの取引指標

Crypto trading is live 24/7, but your decision-making shouldn’t rely on gut feeling alone. The market’s volatility can chew up unprepared traders in minutes. That’s where technical indicators come in—they’re like radar for spotting trends, reversals, and entry/exit points before the crowd catches on.

Here’s the catch though: one indicator is never enough. Smart traders stack multiple indicators to filter out noise and confirm real signals. Let’s break down 8 essential tools that can sharpen your trading edge.

1. RSI (Relative Strength Index): The Overbought/Oversold Alarm

RSI measures momentum on a 0-100 scale. Readings above 70 = asset is getting pricey (overbought), below 30 = potential bargain (oversold).

Why it works: Catches trend exhaustion before reversals happen.

The catch: Can give false signals in strong trending markets. Pair it with other tools.

2. MACD: Trend-Following That Actually Works

Calculated by subtracting the 26-day EMA from the 12-day EMA, then plotting a 9-day EMA signal line. When MACD crosses above the signal line = bullish; below = bearish.

Real example: March 20, 2021—MACD gave a sell signal for BTC even though the long-term trend was still up. Traders who followed blindly got caught in a retracement. Lesson: always confirm with other indicators.

3. Aroon Indicator: Trend Strength Detective

Two lines measuring how long since the highest high (Aroon up) and lowest low (Aroon down). Both oscillate 0-100%.

• Aroon up > 50% + Aroon down < 50% = strong uptrend
• Opposite = strong downtrend
• Both lines below 50% = consolidation (price going sideways)

Heads up: It’s a lagging indicator, reacting to past moves rather than predicting future ones. Use it with leading indicators like RSI.

4. Fibonacci Retracement: Where Price Finds Support

Based on the Fibonacci sequence, these ratios (23.6%, 38.2%, 50%, 61.8%, 100%) mark potential support/resistance zones during pullbacks.

Practical use: If an asset rallies, then retraces to exactly the 38.2% level, that’s often a bounce point. Chart warriors watch the 61.8% level—if price blows past that, further selling could be coming.

Limitation: Different traders use different time frames and ratios, leading to conflicting signals.

5. OBV (On-Balance Volume): When Volume Tells the Real Story

Adds volume when price rises, subtracts when it falls. Oscillates around zero.

Superpower: Spots divergence—price moving up but volume flat (or declining). Often signals an upcoming reversal. Works best in trending markets; less reliable when consolidating.

6. Ichimoku Cloud: The Swiss Army Knife of Indicators

Five lines creating a cloud formation that shows trend, support/resistance, and momentum all at once:

• Tenkan-sen & Kijun-sen: Trend reversal signals
• Senkou Span A & B: Support/resistance levels
• Chikou Span: Trend strength confirmation

Advantage: Gives a complete market picture in one glance.

Disadvantage: Steep learning curve; needs time to master.

7. Stochastic Oscillator: Catching Reversals Before They Pop

Compares closing price to its range over ~14 days. Readings above 80 = overbought, below 20 = oversold.

Best for: Identifying potential reversals, especially in choppy (consolidation) markets.

Watch out: Can produce conflicting signals when price ranges sideways.

8. Bollinger Bands: Volatility Wrapped Around Price

Three lines: middle = 20-day moving average, upper/lower bands = 2 standard deviations away.

• Price touches upper band = overbought (sell signal)
• Price touches lower band = oversold (buy signal)
• Bands widening = volatility rising
• Bands squeezing = volatility compressing (often before big moves)

Trap: Bands don’t predict direction, just volatility. Use with directional indicators.

The Golden Rule: Indicators Work Better in Pairs

One indicator = one perspective. Combine them:

• MACD + Stochastic = trend + momentum confirmation
• Bollinger Bands + RSI = volatility + overbought signals
• Ichimoku + Aroon = comprehensive trend analysis

This reduces whipsaws and false signals that can drain your trading account.

What Actually Separates Winners From Losers

Most traders have access to the same indicators. The edge comes from:

1. Knowing which indicators work in different market conditions (trending vs. ranging)
2. Combining signals intelligently instead of chasing every blip
3. Managing risk when signals conflict

No single indicator is “best”—context is everything. Test combinations, track what works for your style, and build a system you can stick to.

Remember: Indicators are tools, not crystal balls. They reduce risk, but can’t eliminate it.