Business Analyst (Japanese Language)

You will analyze Japanese and English content to help improve large language models. The work combines research, question answering, reasoning checks, scenario creation, and detailed written feedback.

You will work independently in a remote setting while communicating clearly in writing. Examples may include checking sales growth across locations, solving rule-based scheduling puzzles, and finding weaknesses in model reasoning.

• Read, summarize, and divide substantial content into smaller logical sections.
• Research information online and validate claims in written content.
• Answer questions involving data interpretation, trends, logic, and basic arithmetic.
• Create scenarios and examples that reveal weaknesses in model reasoning.
• Provide correct answers, explanations, constructive feedback, and detailed annotations.

This is a remote, part-time contractor role open worldwide. The role is listed at entry level, and relevant experience can support your application even if you do not have the suggested academic background.

• Hours: 20 or more hours per week.
• Location: Remote and open worldwide.
• Work type: Part-time contract work.
• Languages: Professional working ability in Japanese and English.
• Skills: Strong analytical, research, critical-thinking, logical-reasoning, writing, comprehension, creative-thinking, and lateral-thinking skills.
• Equipment: A reliable desktop or laptop computer and an internet connection.
• Helpful background: A bachelor's degree or undergraduate study in engineering, literature, journalism, communications, arts, statistics, or a related area.
• Relevant experience: Business analysis, research analysis, copywriting, journalism, technical writing, editing, or translation.
• Helpful tools and knowledge: Excel, Google Suite, data interpretation, logical reasoning, and basic arithmetic.

Apply on OpenTrain with your resume, then complete the application on the hiring site. The role involves Japanese and English LLM content analysis, including evaluation, question answering, response improvement, and text generation tasks.

AI training is the human work behind systems that can answer questions, write text, and reason through problems. People review examples, test model answers, and explain what is correct or useful so these systems improve; OpenTrain helps people find this type of work and build a profile for future projects.