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Yoshika O.

Yoshika O.

Translation & Localization Services | Artificial Intelligence

AI Prompt Design & Evaluation – Designing and evaluating Japanese-language prompts and model outputs for AI training AI Translation Review – Reviewing English-to-Japanese translations to ensure accuracy and contextual relevance in AI systems AI Audio Assessment – Rating and reviewing Japanese audio prompts and recordings for quality and clarity in AI applications; experienced in recording voice samples using a professional-grade condenser microphone in a quiet home environment Language Instruction – Teaching Japanese language and culture (JLPT N5–N1, speech coaching) Travel & Culture Writing – Writing articles on Greek culture, cuisine, and tourism for web and print media Media Communication – Appearing on Japanese radio and NHK TV to discuss international topics Cross-Cultural Content Creation – Contributing to Japanese publications through international collaboration (e.g., AB-Road & Sankei)

🇯🇵Kyoto, Japan$32/hr90% JSSSince Oct 2025

Earnings and projects

MRR
$4

Last 6 months ÷ 6

World#178,299 / 412k
🇯🇵Country#601 / 1,269
Revenue, last 30 days
$0

Last 6 months: $24

Total earnings
$1.5k

Billed in all: $1.6k

World#358,326 / 412k
🇯🇵Country#1,082 / 1,269
Per project
$1.5k

$24 in the last 6 months

World#94,637 / 412k
🇯🇵Country#176 / 1,269
Projects, last 6 months
1
100% fixed0% hourly
World#128,092 / 412k
🇯🇵Country#412 / 1,269
Projects in all
1
100% fixed0% hourly
World#360,671 / 412k
🇯🇵Country#1,123 / 1,269

Earnings, last 30 days

$1.6kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$1,600$1,620$1,640$1,660Oct 8Oct 23Nov 7

Skill rankings: Top 36% in Writing

Ranked by MRR among everyone on Upwork with the skill.

  1. #96Teaching Japanese187 freelancers · 🇯🇵 #59Top 51%
  2. #1,148LLM Prompt Engineering2,457 freelancers · 🇯🇵 #7Top 47%
  3. #6,015Writing16,517 freelancers · 🇯🇵 #60Top 36%