In the world, 十川 (Sogawa 
, 十川 , Сого 
) is a very rare epicene first name. The forename 十川 is habitual in Eastern Asia, particularly China, where it is an extremely rare gender-neutral name. Likewise, 十川 is the last name as well as the forename.
| 十川信介 Japanese specialist in Japanese literature, JP (b. 1936) |
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