Attacking (or sweeping) the leg from the inside is consider illegal in judo, punhisable by hansoku-make. Georgia's Olympic champion Shavdatuashvili does this in Astana. It looks like an accident but it's still a hansoku-make.
Posted by JudoCrazy on Friday, November 13, 2015
Let's see this hansoku-make action in detail.
|Shavdatuashvili (blue) inserts his leg in between uke's leg. It's not a penalty yet.|
|He begins a reaping action but no penalty yet.|
|Here, you see his right leg clipping uke's right leg from behind and inside. This is illegal.|
|Think of it as ouchi-gari from behind.|
|This action can cause pain and even injury against uke. It results in hansoku-make.|