Our Editorial Policy
We believe in transparent, rigorous evaluation standards. Here's how we ensure the quality and accuracy of all content on JLPTBooks.com.
Last updated: 2026-09-19
Independence and disclosures
JLPTBooks is an independent learner-run project. We may earn affiliate commissions when you purchase through our links. We are not affiliated with the JLPT, the Japan Foundation, or JEES. Official logos, level names, and public exam materials belong to their respective owners and are referenced only as publicly available information for learners.
How We Evaluate Books
Every book we recommend undergoes a comprehensive evaluation process using five key criteria.
JLPT Alignment
25%Does the content accurately cover the grammar, vocabulary, and kanji required for each JLPT level?
Content Quality
25%Is the material well-organized, clearly explained, and free from errors?
Learner Feedback
20%What do actual JLPT learners say about their experience with this resource?
Practice Resources
15%Does the book include sufficient practice questions, exercises, and mock tests?
Value for Money
15%Is the book priced fairly relative to its content quality and comprehensiveness?
Our Review Process
Every piece of content goes through a four-step review process before publication.
Research & draft
Check official public JLPT materials, publisher information, and community feedback.
Criteria check
Score the title against the selection criteria (level fit, coverage, practice quality, clarity, public signals).
Fact-check
Verify claims, prices, and specifications against publisher or retailer listings.
Publish & monitor
Publish with a last-updated date and revisit on the update schedule.
Update Schedule
We maintain a regular update schedule to ensure all content stays current and accurate.
- Monthly: Price updates and availability checks
- Quarterly: New book additions and review updates
- Annual: Comprehensive content audit and refresh
Data Sources
We compile information from public and published sources:
- Official JLPT specifications from the Japan Foundation
- Publisher catalogs and official product information
- Community feedback from Japanese learning forums and social media
- Hands-on checks of sample chapters or editions when available, recorded in the methodology notes for that title.
Corrections
If you spot an error in a recommendation, level tag, metadata, or study page, contact us via the site contact form (or email listed in the site footer) with the page URL and what should change. Confirmed fixes are applied as soon as practical and may be noted in the changelog when the change is material.
Contact UsQuestions About Our Process?
We welcome feedback and corrections. Help us maintain the highest quality standards.