Tip : Fusion bar chart title and legend advanced properties in jasper reports

 Fusion Chart 

Chart title properties

{ "chart": { "captionFont": "Arial", "captionFontSize": "18", "captionFontColor": "#993300", "captionFontBold": "1" } }

https://www.fusioncharts.com/dev/chart-guide/chart-configurations/caption-and-sub-caption

Legend properties

{ "chart": { "legendItemFontBold": "0", "legendItemFont": "Arial", "legendItemFontSize": "11", "legendItemFontColor": "#666666" } }

https://www.fusioncharts.com/dev/chart-guide/chart-configurations/legend