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What is a Sibling DNA Test?
・With Next Generation DNA Testing, it is possible to determine biological relationships with the highest level of accuracy. Our sibling tests will clear any doubt over familial relationship.
・DNA testing can determine whether the tested people share the same biological mother or father
・seeDNA has a 0 miss history. Our laboratory has a proven track record of producing results of the highest accuracy.
・DNA sample collection is done in the privacy of your own home.
・We will send a DNA Sample Kit to the address you provide with everything you need for sample collection. After you collect the samples, you just put them into the provided prepaid packaging and mail them to our laboratory for testing.
Sibling DNA Test Pricing and Processing Time
* Prices do not include tax
* Money-back Guarantee
* Processing Time is counted in business days. Saturdays, Sundays and National holidays
are not counted as business days.
Test Pricing
• Home DNA Test：$380
Test Processing Time
• Express Test Result: 4 business days（+ $80）
• Standard processing time：8 business days
Steps of a Sibling DNA Test
Ordering your DNA Test is simple! Please contact us if you have any questions.
Home DNA Test
For your peace of mind
Order a DNA Test
By phone or online
A DNA Sample Kit is sent
Collect the samples yourself and send them back
Test Results
By email and/or by post
Contents of a Sibling DNA Test
・You can order your Sibling DNA Test by simply calling our office or submitting an order form online.
・DNA is extracted from the cheek cells from a buccal swab and analyzed.
・Asides from buccal swabs, DNA can be extracted from a variety of non-standard samples such as a toothbrush, body hair or used cigarettes. For more information please see our `What can be Used as a Sample?` section.
・We can test for the following relationships:
1. Test to see if two alleged brothers have the same father
2. Test to see if two alleged brothers have the same mother
3. Test to see if two alleged sisters have the same mother
4. Test to see if an alleged brother and sister have the same mother
※ If you add the Express Test Results option when ordering, test results will be delivered within 4 business days of the date we receive your samples.
※ Please consult with our staff before ordering a Sibling DNA Test for the following relationships. Depending on the relationship and DNA profile of the people tested, there is a 5%~95% possibility of a successful DNA test.
5. Test to see if two alleged sisters have the same father
6. Test to see if an alleged brother and sister have the same father
- If a test is unsuccessful and a definitive result cannot be obtained, we offer to do a free re-test and cover all postage fees. If the re-test still cannot yield a definitive result, we can give a partial refund of the original testing fee. Please click ＜Free DNA Re-test and Refund Policies＞ for more details.
- Test processing time is counted in business days. Please note that if we receive your sample after 12pm, an additional business day is added to the processing time.（Non-standard DNA samples can require 2~20 additional business days）
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Privacy Policy
• Your privacy is 100% protected and all information kept strictly confidential.
• Our online order form is certified SSL to protect your information.
• To further protect every client`s privacy, we do not share any information regarding the contents and results of tests with anyone other than the original applicant.
Customer Support
Most people who request DNA tests are doing it for the first time. We guide our clients through the test process step by step to make it as easy as possible. Our DNA specialists will answer any questions you may have, so please do not hesitate to contact us. We can provide support in Japanese, English and Korean.
What Can be Used as a Sample?
We also accept a variety of non-standard samples that contain cells for DNA testing. Please refer to the chart below for examples of accepted sample types. If a test is unsuccessful and a definitive result cannot be obtained, we offer to do a free re-test and cover all postage fees. If the re-test still cannot yield a definitive result, we can give a partial refund of the original testing fee. Please click ＜ Free DNA Re-test and Refund Policies ＞for a detailed outline of our refund policies.
| Sample type | Collection Method | Success Rate | + Business Days | Additional Fee per Sample (plus tax) | |
|---|---|---|---|---|---|
| Standard | Buccal (cheek) Swab | Rub inside of the cheek more than 3 times (sterilized swabs provided in Sample Kit) | ◎ | +0 days | $0 |
| Non- Standard | Blood Sample | More than 0.1 ml of EDTA treated blood | ◎ | +2 days | $280 |
| Semen | A tissue, condom or cloth with semen on it | ◎ | +4 days | $280 | |
| Cigarettes, Paper Cups | Cigarettes: at least 3 Paper Cup: The section where lips had contact | ○ | +3 days | $280 | |
| Hair | 1 or more strands with the root attached (hair fallen out on its own is not recommended) | ○ | +3 days | $280 | |
| Bloodstain | Over 0.2 cm in diameter (can be on tissue, cloth, condom, etc.) | ○ | +4 days | $280 | |
| Toothbrush | Used at least 1 time and dried naturally (do not dry with UV lamps or sterilizing equipment) | ○ | +4 days | $280 | |
| Nails | Finger/toenail clippings must be over 0.5 cm (more than 5 clippings) | ○ | +7 days | $280 | |
| Umbilical Cord | Dried umbilical cord (at least 3 cm in length) | ○ | +5 days | $280 | |
| Earwax | A cotton swab or earpick with at least 2mg of earwax | ○ | +3 days | $280 | |
| Chewing gum | Chewed sugarless gum, or gum chewed for at least 5 minutes. Please avoid contact with bare hands. | ○ | +3 days | $280 | |
| Nasal Mucus | Nasal mucus on a used tissue | △ | +3 days | $280 | |
| Chopsticks | Used wooden chopsticks, allow to dry naturally | △ | +3 days | $280 | |
| Tooth | A tooth that has fallen out | △ | +3 Weeks | $560 | |
| Other | Tissue samples, electric shaver, etc. Please ask our staff about specific sample types | △ | +2 days～4 weeks | Please consult with our staff | |
Contact us for a free consultation >>
DNA Testing Performed by a Specialized and Trusted Laboratory Free Consultations and Money-back Guarantee
- TEL :0120-919-097
- 9:00 AM ～6:00 PM
(Japan Time 9:00am～6:00pm,Weekdays)
It is important to choose a laboratory you can trust with your DNA Testing. seeDNA is a specialized laboratory with a proven track record, trusted with thousands of DNA tests a year. We guarantee you high quality, accurate results.
