Toshiya A.
Native Japanese & Professional English AI Training Specialist | Voice
I am a native Japanese speaker with professional-level English proficiency developed through studying and working in both Japan and the United States. I have over 10 years of experience in bilingual communication, customer support, and cross-cultural operations. In addition to my corporate experience, I have extensive hands-on experience working on AI training, voice recording, transcription, annotation, and evaluation projects through multiple global platforms. I have successfully completed 10+ AI/audio-related projects and earned over $10,000 USD while consistently receiving strong feedback for quality, accuracy, clarity, and reliability. My experience includes: • AI voice recording and speech data collection • Japanese-English transcription and QA review • Audio annotation and evaluation • Pronunciation, fluency, and speech quality assessment • AI training data validation and guideline-based review • Natural conversational recording for AI speech models • Localization and bilingual communication support I understand the importance of accuracy, consistency, and meeting strict quality standards for AI-related projects. I am highly detail-oriented, responsive, and comfortable working independently in remote environments. For recording projects, I work from a quiet recording environment and use a high-quality Apogee condenser microphone to ensure clean and professional audio quality. I am especially interested in long-term partnerships involving: AI training • Voice recording • Transcription • Annotation • QA • Localization • Japanese-English language projects
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $652
$54 in the last 6 months
Earnings, last 30 days
Skill rankings: Top 28% in Translation
Ranked by MRR among everyone on Upwork with the skill.
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- #4,533Translation15,921 freelancers · 🇯🇵 #129Top 28%🇯🇵#129 of 405