Multiple charge
You can create multiple charge against one chekcout (Charge Permission)
For example, if one checkout contains more than one items, you can create charge (per item) against Charge Permission. As Capture is per Charge, you can Capture Charge per item when it's ready to be settled.
Up to 25 Charges can be created against Charge Permission.
Ref (only available in Japanese): FAQ - Can I create mutiple charge at different timings?