Mamba no Kenchan Mamba is a kind of leaf mustard.
In Tosan area East Kagawa pref.
The name Kenchan comes from kenchin, a shippoku dish where thinly cut vegetables and tofu are fried together.
For this reason, it has various names such as mamba, semba, hyakkan, and in the Seisan West Kagawa pref.
It grows large dark purple leaves during winter when not many colored vegetables are around.