Some players choose Japanese candlesticks for charting, but there are others.
The old school often uses bars specifically to show trading history on the chart.
Heikin-ashi is a special kind of candle and is characterised by a more vivid and clearer visualisation.
Levels can show the most favourable moment to enter a trade, as well as the most unfavourable.
Patterns play a big role in trading, as many players take them into account.
Indicators are models of price behaviour, giving traders an indication of how the market will develop.