U+1A40 "ᩀ" Tai Tham Letter High Ya Unicode Character

U+1A40 "ᩀ" Tai Tham Letter High Ya is a consonant used in the Tai Tham script, which historically writes several languages of the Tai family, including Northern Thai (Lan Na) and Tai Lü. This character represents the high-class ya sound, distinguished from its low-class counterpart by a higher tonal register inherent in the script's phonology. It appears in religious, literary, and everyday texts within the traditional writing systems of Southeast Asia, particularly in regions of northern Thailand, Laos, and Myanmar. The character's design reflects the rounded, calligraphic style of the Tai Tham script, contributing to the preservation of linguistic and cultural heritage in these areas.