Check character risks
This is a risk scan, not a complete Shift_JIS compatibility guarantee.
Your input is processed in your browser and is not sent to our server.
FREE WEB TOOL
Find emoji and special characters that often cause problems in Shift_JIS-based imports.
This is a risk scan, not a complete Shift_JIS compatibility guarantee.
Your input is processed in your browser and is not sent to our server.
CSV mojibake & character risk checker is a free online utility from BlueprintLab Tools. Find emoji and special characters that often cause problems in Shift_JIS-based imports.
Use it when you need to inspect, compare, clean, or transform CSV and structured data quickly.
No account is required. The tool is designed to complete the task directly in your browser with a short input → process → result flow.