Terms of use

The short version: Yakusugi is a study tool, and its examples are for learning.

Educational use

Yakusugi is a study tool for financial modeling, valuation and professional skills. Its content is for learning only and isn't financial, investment, accounting, legal or tax advice.

Examples are illustrative

Companies, case studies and figures in the app are fictional or simplified for teaching. Don't rely on them for real decisions.

Your use of the app

• Use the app for personal study.
• Don't copy, resell or redistribute the app's content.
• The app is provided as is; we work to keep it accurate, but can't guarantee it's error-free.

Ownership

The app's content, design and name belong to Yakusugi. Apple's standard licensed application end-user license agreement also applies.

Contact

Questions about these terms? Email [email protected].

Effective October 15, 2026