U+113D "ᄽ" Hangul Choseong Chitueumssangsios Unicode Character

U+113D "ᄽ" Hangul Choseong Chitueumssangsios is a rarely used initial consonant in the Korean Hangul script, representing a double or tense "ss" sound historically associated with the phonological category of "chitueum" or dental affricates. This character is part of the Hangul Jamo Unicode block, specifically designed for academic or historical notation of Old Korean or Middle Korean phonetics, and it is not used in modern standard Korean orthography. Its name, "Choseong," indicates it functions as a leading consonant in a syllable block, while "Chitueumssangsios" describes its articulation as a fortis, or tense, sibilant.