Additionally, another one explains that the origin of Zipangu was from a dialect of ツィァパングォ (foreign lands) which was indicated as small countries in Southeast Asia, where the Yuan Dynasty sent a military expedition.
またジパングの語源としても、元が遠征した東南アジアの小国家群を示す「諸蕃国」（ツィァパングォ）の訛りであるとする。