About Us

Company Name 

  • SeiyaJapan.com Since Dec. 2002: 

Our Vision

  • Provide high-quality domestically-produced Japanese watches to watch lovers worldwide. 

Our Mission 

  • We vow to be trustworthy at Seiyajapan.com.
  • We will endeavor to put ourselves in the shoes of the customer. 
  • We strive to ensure customer satisfaction with their purchases from Seiyajapan.com.


Corporate name: Kobayashi Inc.
Director: Seiya Kobayashi
Office Address 135-0061 Japan Tokyo, Koto-ku Toyosu 4-9-13
Telephone: 81-80-4201-6602 
E-mail: seiya@seiyajapan.com
Hours: Monday to Friday, 10:00 to 17:00. We are closed on Saturdays, Sundays and public holidays. 

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