Find Oshaburi (MA) in Triturbo/Oshaburi/Prefabs/

Drag the prefab into your Avatar.

Adjust the Transform of the Offset GameObject in Oshaburi (MA) to align the pacifier with the desired position (if necessary).
Adjust the Transform of the MouthContact GameObject in Oshaburi (MA) to match the position of your avatar's mouth (if necessary).

Edit the Target field of the MA Bone Proxy component located in Oshburi(MA)/Head.
To do this, drag the desired bone from the Armature into the Target field to attach it.
