Rosetta of a Coptic toponym, "Trashit". "Rosetta" or "Rosette" was the name used by the French at the time of Napoleon Bonaparte's campaign in Egypt and thus became eponymous of the Rosetta Stone (), which was found by French soldiers at the nearby Fort Julien in 1799. The site of Rosetta was inhabited throughout the history of Ancient Egypt, then known as "", a hieratic word meaning "the populace", under Menes reign. In the Ptolemaic era, the town was renamed to "Bolbitine" ("Bolbitinum, Bolbitinon", the name of one of the seven mouths of the Nile in Herodotus). In Christian Egypt, the
Rosetta Stone Learning Center brand was acquired and absorbed in Dean Morgan, providing one-to-one and group lessons at two locations in Umeda and Namba, in Osaka. In 2008, the Hummingbird Pronunciation school brand was acquired and integrated into Dean Morgan. Hummingbird Pronunciation is a patented English pronunciation method. As of April 2012, there are a total of ten schools located in Tokyo and Osaka, with nearly 2,000 students. In April 2015, Dean Morgan formed a capital and business alliance with Rosetta Stone Inc. and subsequently rebranded the schools to Rosetta Stone Learning Center. The company then relocated the headquarters from Shinjuku, Tokyo to Ginza,