For merchants selling to Japan
Check Japanese ad expression risks before publishing Shopify product pages
HyoGuard is a Shopify app for merchants preparing Japanese product pages for cosmetics, health foods, and supplements. It helps you review product titles, descriptions, SEO titles, and meta descriptions for wording that may need a closer look in Japan.

Best fit
Useful when Japan is a target market, not your home market
International teams often know their product well, but not the local nuance of Japanese advertising expressions. HyoGuard is designed as an early product-page review step before publication.
Scope
What HyoGuard checks
HyoGuard focuses on ad expression risk in Shopify product-page copy. It is intentionally narrow so that the first workflow stays practical.
- Product title
- Product description
- SEO title
- Meta description
- Risky wording, reasons, and rewrite suggestions
Not covered
Keep regulatory approval and import checks separate
Japan-market expansion can involve product classification, ingredients, labeling, import procedures, and professional review. HyoGuard does not replace those checks.
- Not legal advice
- Not import approval or customs clearance
- Not an ingredient or formula review
- Not a guarantee that a product page is compliant
- Not a substitute for professional review in Japan
FAQ
Before you install
Use HyoGuard as an early review layer. For important claims, product classification, or market entry decisions, work with a qualified specialist.
- Can HyoGuard review English product pages?
HyoGuard is most useful when the product page is being prepared for Japanese customers. If your Japanese-market copy is not ready yet, use the result as a planning aid, not a final review.
- Does HyoGuard guarantee compliance in Japan?
No. It helps surface ad expression risks, reasons, and rewrite suggestions. It does not provide legal advice or regulatory approval.
- Is the current app interface English?
The app is currently Japanese-first. This English page is for international merchants evaluating whether HyoGuard fits their Japan-market workflow.
Start with one product
Try one Japan-market product page before you publish
HyoGuard is a support tool for catching wording that deserves a closer look. Keep final decisions with your internal reviewer or qualified specialist.
View on Shopify App Store