Assist with translation tasks including data management and glossary creation.
About this role
Langaku is an English-learning product that uses popular manga as learning materials, with cooperation from publishers including Shueisha. Released in June 2022, it has supported users who overcame difficulty with English and improved their test results. The product has also received the Grand Prize in the Self-Improvement category of Google Play Best of 2025.
The product is being expanded into educational settings for use in classrooms and at home. As Langaku enters a growth phase and moves toward its next product stage, Mantra is strengthening its design organization.
The Product UI/UX Designer will investigate user challenges in depth and help define the direction of the product. The role will contribute to strategic product decision-making and product planning as the business expands. The designer will help shape the learning experience as Langaku develops its use in educational environments.
The stated qualifications are strong planning ability and strategic thinking. No specific education, years of experience, employment type, schedule, salary, remote-work arrangement, or language qualification is provided in the posting.
This is an AI-generated summary of the employer's original posting — details can be incomplete, out of date or simply wrong. Always confirm everything on the official posting before applying.
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