Lao Tone Mai Tho (U+0EC9) is a Unicode nonspacing mark from the Lao block. It resides on Plane 0 (BMP, Basic Multilingual Plane), has bidirectional class NSM (nonspacing mark), is not mirrored, and has combining class 122 (Fixed Position Class Ccc122). In HTML it can be written as ້ or ້.