About the Role
Mantra Inc. is a global AI startup dedicated to breaking down language barriers through entertainment. We envision a future where people around the world can enjoy the latest manga, anime, and games together, and engage in conversations that transcend national and cultural boundaries. We believe that the respect for other cultures born from a love for these works and interactions among fans will eventually foster mutual understanding across the globe. With this vision of a peaceful, smile-filled future in mind, we are committed to researching AI technology, translating manga, and developing language learning services.
Responsibilities
- Manage attendance records and various HR procedures
- Handle employee onboarding and offboarding, contract management, and onboarding support
- Process payroll, insurance, and tax procedures
- Coordinate regular health checkups and compliance with labor laws
- Improve and automate various HR workflows
- Handle other HR procedures and respond to employee inquiries
- Order and manage devices and office supplies
- Manage office facilities
- Manage various documents
- Mid-career hiring operations, recruitment strategy, and outreach (based on experience)
- Organizational development and survey administration (based on experience)
- Support for performance evaluation system operations and improvements (based on experience)
- Support for organizational strategy development (based on experience)
- Strengthening internal controls in preparation for IPO (based on experience)
Requirements
- At least 3 years of HR experience
- Native level Japanese language proficiency
- Conversational to business level English language proficiency
- Ability to communicate and collaborate proactively across organizational boundaries
- Interest in entertainment, manga, and AI
Skills
- HR experience
- Japanese language proficiency
- English language proficiency
- Communication skills
- Collaboration skills
- Interest in entertainment, manga, and AI
- Back-office experience at a startup
- Experience in HR areas other than labor relations
- Experience working in a global environment
- Experience with AI-powered automation solutions
Location
- Tokyo, Japan
Work Type
- Contract leading to full-time employment
- Telework available
Experience Level
- 3+ years of HR experience
Salary/Compensations
- ¥4,500,000 - ¥6,000,000
Benefits
- Two-day weekend system
- National holidays
- Year-end and New Year holidays
- Annual paid leave
- Special leave for family events
About the Company
- Mantra Inc. is a global AI startup dedicated to breaking down language barriers through entertainment.
- We envision a future where people around the world can enjoy the latest manga, anime, and games together, and engage in conversations that transcend national and cultural boundaries.
- We believe that the respect for other cultures born from a love for these works and interactions among fans will eventually foster mutual understanding across the globe.
- We are committed to researching AI technology, translating manga, and developing language learning services.
- We provide services such as “Mantra Engine,” a translation tool that enables high-speed manga translation, and “Langaku,” an English extensive reading app that uses manga.
- Our achievements have earned us numerous awards, including the HONGO AI Award (2019), Weekly Toyo Keizai’s “100 Amazing Ventures” (2020), the AAMT Nagao Award (2021), the JEITA Venture Award Early Edge Prize (2022), and the “Google Play Best of 2025 Grand Prize in the Self-Improvement Category (Langaku).”
