Contact

Please select the contact form.

JCT Registration Contact form

JCT Refund Contact form

Contact by Email

If you would like to contact by email, please send an email to the following address.

jct-account@opti.co.jp

 

 
OPTI Inc. Logo
OPTI Inc.

Address: 4F, Ogawa Bldg., 1-2-2 Uchikanda, Chiyoda, Tokyo, 101-0047, JAPAN

Tel: +81-3-4405-4220

Email: support@opti.co.jp

 

About us

 

 

 Our Services

  • Japanese consumption tax refund
  • Japanese consumption tax registration and returns
  • Tax consulting
  • Amazon / Ebay E-commerce seller support

 

Membership

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