やまとぐち【大和口】 : yamatoguchi | define meaning
Region: Ryukyu (Yamatu)
- A term used to refer the the Japanese language as spoken in mainland Japan; Standard Japanese
From やまと【大和】 yamato, a name originally used to refer to the area around Sakurai City in the prefecture of Nara, later extended to the people inhabiting most of Northern Kyushu and Western Japan, and ultimately used to refer to all of mainland Japan. And ぐち【口】 guchi, a term referring to the mouth and, by extension, words, speech, and language.