Family name Koseki (Koseki 
, Косэки) , throughout the world, is a rare cognomen. The family name Koseki is characteristic of Oman, where it is a rare surname, Lithuania, and Japan. Not in comparison with a country's population, it is commonest in Brazil, Japan, and the United States. More frequently, Koseki is the forename as well as the last name.
| shigeru koseki (b. 1908) |
|
|
|
yuta ryan koseki basketball coach, US (b. 1989) |
|
| yusuke koseki researcher (ORCID 0000-0001-9588-3018) |
|
|
| kazunori koseki researcher |
|
|
| takuya koseki researcher (ORCID 0000-0002-5398-175X) |
|
|
| yoshitaka koseki researcher |
|
|
| yuji koseki researcher |
|
|
| masahiro koseki researcher |
|
|
| hironobu koseki researcher |
|
|
| jun koseki researcher (ORCID 0000-0002-6473-4076) |
|
|
| shunya koseki researcher ORCID ID = 0000-0001-7205-7434 |
|
|
| kunio koseki researcher |
|
|
| yoshihiko koseki researcher ORCID ID = 0000-0003-0087-777X |
|
|
| hirokazu koseki researcher (ORCID 0000-0002-2939-7182) |
|
|
| sabrina r t koseki researcher |
|