Impressum

Legal information and company details in accordance with applicable disclosure requirements.

Company Information

Business Entity

Company Name:
DataCraft Education Co., Ltd.
Legal Form:
Kabushiki Kaisha (Limited Company)
Business Type:
Educational Training Services

Management

Representative Director:
Hiroshi Nakamura
Chief Executive Officer:
Yuki Tanaka
Founded:
April 2019

Contact Information

Registered Address

1 Chome-8-1 Marunouchi, Chiyoda City, Tokyo 100-0005, Japan

Business Contact

Telephone:
+81 3-5222-6261
Email:
info@melthorstream.com
Business Hours:
Monday-Friday: 9:00-18:00 JST

Content Responsibility

Responsible for Website Content

Content Manager: Kenji Yamamoto
Position: Director of Educational Content
Responsibility: Overall website content, course information, and educational materials

Educational Program Director

Program Director: Dr. Akiko Sato
Qualifications: PhD in Computer Science, Machine Learning Specialization
Responsibility: Curriculum development and educational quality assurance

Legal Registration

Commercial Registration

Company Registration Number:
0104-01-145672
Legal Registry:
Tokyo Legal Affairs Bureau
Registration Date:
April 15, 2019

Business License

Educational Services License:
Tokyo-EDU-2019-0847
Issuing Authority:
Tokyo Metropolitan Government
Valid Until:
March 31, 2026

Tax and Financial Information

Tax Registration

Corporate Number:
8010401145672
Consumption Tax Registration:
T8010401145672
Tax Office:
Kojimachi Tax Office

Financial Details

Share Capital:
¥10,000,000
Fiscal Year End:
March 31
Accounting Standards:
Japanese GAAP

Professional Standards and Liability

Professional Memberships

  • Japan Association of Private Education and Training Institutions
  • Tokyo Chamber of Commerce and Industry
  • Japan Society for Educational Technology

Professional Liability Insurance

Insurance Provider: Tokyo Marine & Nichido Fire Insurance Co., Ltd.
Policy Number: TM-EDU-2024-789456
Coverage: Professional indemnity and educational service liability
Coverage Amount: ¥50,000,000

Quality Assurance

DataCraft maintains educational quality standards in accordance with Japanese private education regulations and international professional development standards. Our curriculum is regularly reviewed and updated to reflect current industry practices and technological advances in data science.

Intellectual Property and Copyright

Copyright Notice

© 2024 DataCraft Education Co., Ltd. All rights reserved. The content, design, and materials on this website are protected by Japanese and international copyright laws. Unauthorized reproduction, distribution, or use of any content is strictly prohibited.

Trademark Information

DataCraft and the DataCraft logo are registered trademarks of DataCraft Education Co., Ltd. in Japan. Other product and company names mentioned may be trademarks of their respective owners.

Usage Rights

Limited rights are granted for personal, non-commercial use of website content for educational purposes. Commercial use, redistribution, or modification requires express written permission from DataCraft Education Co., Ltd.

Legal Inquiries

For legal matters, licensing inquiries, or questions regarding this impressum, please contact our legal department through the provided contact information or submit a formal inquiry through our contact form.

Last updated: September 2025
Subject to Japanese law and Tokyo jurisdiction