U+10CA2 "𐲢" Old Hungarian Capital Letter Er Unicode Character

U+10CA2 "𐲢" Old Hungarian Capital Letter Er is a glyph from the Old Hungarian script, an abugida historically used to write the Hungarian language before the adoption of the Latin alphabet, and represents the sound /r/. This capital letter is part of the Old Hungarian range in the Supplementary Multilingual Plane, specifically comprising uppercase forms used for names or the start of texts, while its lowercase counterpart is U+10CE2. It appears in historical inscriptions and manuscripts, particularly within the Carpathian Basin, and is supported by modern computer systems to preserve and allow digital representation of this medieval writing system.