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| Walnut Creek, CA | Lois Yamakoshi |
| Washington, DC | Atsushi Yamakoshi |
| Pompano Beach, FL | Ayako Yamakoshi |
| Duluth, GA | Shoichiro Yamakoshi |
| Lake Forest, IL | Jean Yamakoshi |
| Park Ridge, IL | Ayako Yamakoshi |
| Boston, MA | Risa Yamakoshi |
| Ann Arbor, MI | Yasuo Yamakoshi |
| Greenville, NC | Tomio Yamakoshi |
| Jersey City, NJ | Rick Yamakoshi |
| Antioch, CA | Lois Yamakoshi |
| East Setauket, NY | Kenichi Yamakoshi |
| Camarillo, CA | Cozy Yamakoshi Hanako Yamakoshi Junya Yamakoshi |
| Ithaca, NY | Kyoko Yamakoshi |
| Castro Valley, CA | Masaaki Yamakoshi Masayo Yamakoshi |
| New York, NY | Osamu Yamakoshi |
| Philadelphia, PA | Ken Yamakoshi |
| Los Angeles, CA | Warren Yamakoshi |
| Mountain View, CA | James Yamakoshi Kimiko Yamakoshi |
| El Paso, TX | Shigenobu Yamakoshi |
| Petaluma, CA | Ben Yamakoshi |
| San Jose, CA | Carol Yamakoshi Chris Yamakoshi Dallas Yamakoshi Sam Yamakoshi Scott Yamakoshi Susan Yamakoshi |
| Santa Clara, CA | Eiji Yamakoshi Jennifer Yamakoshi |
| Santa Monica, CA | Carole Yamakoshi |
| Seattle, WA | Vivian Yamakoshi |
| Bristol, WI | Jean Yamakoshi |