Last name 雅一 (雅一 
) , across the world, is a very rare cognomen. The cognomen 雅一 is habitual in Eastern Asia, particularly China, where it is an extremely rare surname. More frequently, 雅一 is the forename as well as the last name.
| 関本 雅一 Japanese businessperson (1959-2012), JP (b. 1959) |
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