Astah User's Guide
Select [Lane] from the Tool palatte and click on the Flowchart.
Lane's Pop-up menu
Select [Transition] from the Tool palatte and click two o bjects in order.
A set of Flow symbols are called "Flow Symbol Palette" and [Basic Symbols] and [Sanno Style] are the default Flow Symbol Templates.
You can draw a Flow symbol just by double clicking on a Flowchart.
You can switch Flow Symbol Icon on the diagram.
You can convert a flow symbol to an UseCase.
You can customize Flow Symbol Template with all the icons you need.
You can add a flow symbol on the diagram to your customized flow symbol template.