What is a Japanese Candlestick in Forex Trading Candlestick charts are the most common chart types used by retail traders and investors. There are other types of charts such as line charts, bar charts etc., but they don't tell the story of past price action like candlesticks do. When trading is based on technical analysis, the decisions for future price action are made based on how the price has reacted in the past. I find candlesticks ...