Jimakuai

Jimakuai is an AI-powered subtitle translation platform specializing in long-form, technical English–Japanese video content. It is designed for enterprises that need accurate, professionally timed subtitles for 60+ minute training videos, webinars, and e-learning modules. The primary purpose of Jimakuai is to deliver reliable, context-aware translations that preserve technical meaning, brand terminology, and instructional clarity in both languages.

Jimakuai combines automated speech recognition with domain-aware translation and human-quality review workflows to produce subtitles with precise timing and high linguistic accuracy. It supports terminology management, allowing organizations to define and enforce approved glossaries, product names, and technical terms across large content libraries. The system handles complex audio conditions, such as multiple speakers and dense technical explanations, while maintaining subtitle readability and synchronization. With a typical 24-hour turnaround for hour-long content, Jimakuai is optimized for teams that need predictable delivery at scale, and its quality is validated by use in demanding environments such as Toyo Engineering.