Javanese Vowel Sign Wulu (U+A9B6) is a Unicode nonspacing mark from the Javanese block. It resides on Plane 0 (BMP, Basic Multilingual Plane), has bidirectional class NSM (nonspacing mark), is not mirrored, and has combining class 0 (Not Reordered). In HTML it can be written as ꦶ or ꦶ.