Why Japanese citizens need a Thai Notary Public for "Prenuptial Agreement"
Notarisation of a prenuptial agreement's execution for asset protection and cross-border enforceability.
Common Japanese use cases: คู่สมรสมีทรัพย์สินในหลายประเทศ · แต่งงานข้ามชาติกับพลเมืองสหรัฐ/UK/AUS/EU · เจ้าของธุรกิจต้องการแยกทรัพย์สินก่อนสมรส
Japanese nationals enjoy preferential treatment under JTEPA (2007) — preferential market access; BOI auto-recognition for Japanese SMEs, simplifying document recognition back home.
Documents to prepare (Japanese clients)
• ร่างสัญญาก่อนสมรส • พาสปอร์ตทั้งสองฝ่าย • รายการทรัพย์สิน • พยาน 2 คน
• Your Japanese passport (original + 2 copies) — we pre-screen for free to avoid rejection in Japan.
Full chain for use in Japan
1) Notary Public certification (ระยะเวลาขึ้นกับเอกสาร โปรดสอบถามเจ้าหน้าที่)
2) Japanese translation by MFA-listed translator
3) MFA Consular Department (2–3 business days)
4) Japan Embassy in Bangkok final legalisation
Total cost estimate: Notary translation + MFA + Japan Embassy fees.
Visa / status commonly held by Japanese clients
Most Japanese clients hold: LTR-Work · Investment (B) · Retirement (O-A) · Elite
We bundle visa support, notarisation, and property/investment paperwork in one workflow.
FX / repatriation — Japanese context
JPY → THB direct quote at Mizuho/MUFG Bangkok branches; same-day settlement; remittance treaty with NTA
FAQ
Are Thai Notary Public documents recognised in Japan?
Yes — once the Notary + MFA + Japan Embassy chain is complete, the document carries the same legal force as an original in Japan.
Do I always need a Japanese translation?
Usually yes — except when the document is already in English and Japan accepts English. We confirm before starting.
Can Japanese clients abroad use this service?
Yes — appoint a representative in Thailand or ship documents by international courier; we manage everything and ship back.
Total cost estimate?
Notary Japanese translation MFA set by the relevant government agency per stamp (standard) or set by the relevant government agency (express) + Japan Embassy fees.
Timeline?
Standard 5–10 business days; express in 1–3 days available.






