Kensuke K.
E-commerce Manager | Japan Market Expert 17 Years on Rakuten & Amazon
I support overseas businesses entering the Japanese market with full-stack store management, marketing, and customer support. 🛒【EC Support】 With 17 years of experience in e-commerce, I specialize in optimizing product listings and sales strategies for platforms like Amazon and Rakuten. ✅ Recently completed a mobile app UI proofreading project for the Japanese market — received a 5-star public review and a generous bonus from the client (see Work History below). This experience demonstrates not only my language accuracy but also my professionalism and reliability. My expertise includes: ✅ Optimization of Product & Landing Pages (SEO, Copywriting, Image Direction) ✅ Advertising Management (Rakuten RPP, Amazon Ads, Yahoo Promotions) ✅ Planning & Execution of Promotional Strategies (Coupons, Email Marketing, Campaigns) ✅ Competitor Research & Sales Growth Consulting ✅ Product-level Sales Analysis & Reporting ✅ Order Management & Customer Support Services ✅ Business Partner Development & Negotiation (Japanese Language) ✅ Research on Best-Selling Products & Market Trends in Japan ✅ Sourcing Japanese-made products & factory introductions ✅ Inventory management & Japanese inventory tools ✅ Website maintenance & implementing security measures ✅ Connecting with fulfillment warehouses in Japan 🌏【Travel & Creative Content】 In addition to my strong background in online retail, I also provide travel-related content creation services: ✅ Hotel & accommodation reviews ✅ Visual storytelling using travel photography ✅ Promotional content for tourism (blogs, articles, media kits) ✅ Area and destination guide writing ✅ AI-generated illustration-style images for marketing (via ChatGPT) ✅ Travel blog & social media support and content planning 🎯 By combining marketing expertise with creative skills, I deliver content that not only drives conversions but also inspires and engages audiences—whether through high-performing product pages or visually rich travel blogs and campaigns. 🤝 I’m reliable, responsive, and committed to long-term success for my clients. 💬 If you’re looking for something not listed above, feel free to reach out. I’m happy to discuss your specific needs. 📝【日本語要約】 日本市場向けに17年間ネットショップを運営した経験を活かし、海外企業のEC支援(Amazon・楽天など)から、旅行・観光向けのビジュアルコンテンツ制作(ホテルレビュー、写真活用、AIイラスト生成など)まで幅広く対応しています。 モバイルアプリのUI日本語校正では、クライアントから★5レビューとボーナスをいただきました。 マーケティングとクリエイティブの両軸で、売上と感動体験の両方を提供できるのが強みです。
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $5.9k
Billed in all: $21,578$22k
$5.9k in the last 6 months
Across 17 contracts
Earnings, last 30 days
Skill rankings: Top 7% in Writing
Ranked by MRR among everyone on Upwork with the skill.
- #4Image Noise Reduction17 freelancers · 🇯🇵 #1Top 24%🇯🇵#1 of 1
- #38Advertising Management217 freelancers · 🇯🇵 #1Top 18%🇯🇵#1 of 1
- #63Sales Analytics367 freelancers · 🇯🇵 #3Top 17%🇯🇵#3 of 5
- #65Competitor Research507 freelancers · 🇯🇵 #1Top 13%🇯🇵#1 of 4
- #70Partnership Development346 freelancers · 🇯🇵 #1Top 20%🇯🇵#1 of 3
- #326Image Editing4,083 freelancers · 🇯🇵 #2Top 8%🇯🇵#2 of 5
- #483Sales & Marketing3,430 freelancers · 🇯🇵 #1Top 14%🇯🇵#1 of 15
- #730Digital Marketing Strategy5,185 freelancers · 🇯🇵 #5Top 14%🇯🇵#5 of 17