M-fro Inc. (Headquarters: Shibuya-ku, Tokyo; Representative: Norinori Kitawaki) conducted an "Awareness Survey on AI in Business Emails" targeting 500 working individuals and compiled the data into rankings. With the spread of generative AI, more people are using AI to create content for business emails and chats. Having AI write emails saves time and reduces stress for those who are not good at writing. However, some people may worry, "How will the recipient feel if they realize it was written by AI?" M-fro Inc., which operates the Craudia Recruitment Video Production Agency Service (https://craudia-saiyo-movie.com/), conducted a survey of 500 working individuals on "AI in Business Emails" and summarized the results in a ranking format. Kenji Kuhara, representative of Pro Innovation Inc., provided comments on the survey results. [Request for Data Citation/Reprint] When using the survey results and images from this release, please include a link to the official website URL of "Craudia Recruitment Video Production Agency Service" (https://craudia-saiyo-movie.com/) as the source of citation. [Survey Overview] Target Audience: Working individuals Survey Period: May 20-21, 2026 Survey Organization: In-house survey Survey Method: Voluntary response via internet Valid Responses: 500 people (332 female / 168 male) Responder Age Groups: 20s 17.0% / 30s 34.0% / 40s 31.2% / 50s 14.4% / 60s and over 3.4% [Survey Results Summary] - 60.4% have noticed that messages from others were "written by AI." - 57.6% do not particularly mind if messages from others are "written by AI." - The reason for not minding messages from others being "written by AI" is "as long as the content is conveyed." - The reason for having a negative impression of messages from others being "written by AI" is "feelings are not conveyed." - 60.8% have used "AI-generated text" in their own communications. 60.4% have noticed that messages from others were "written by AI." When asked "Have you ever noticed that m