Freelance Japanese Copywriter & Localisation Specialist

Role OverviewEngagement Type: Freelance / ContractLocation: Remote (Japan-based preferred)Languages: Japanese (native) & English (professional fluency)Industry: Premium health & wellness wearable technologyFocus: B2C performance creative copy & localisationAbout the RoleWe are a creator-powered media agency that connects influencer marketing, user-generated content (UGC), and paid media to deliver strategy, creative, and distribution for brands focused on performance.We work with a leading premium health and wellness wearable technology brand, producing scalable performance creative campaigns that drive measurable results across paid social channels. As the brand expands into the Japanese market, we need a specialist who can bridge the gap between English-language campaign briefs and compelling, culturally resonant Japanese copy.We are looking for a Freelance Japanese Copywriter & Localisation Specialist who is exceptional at writing B2C copy for performance creative campaigns. You will translate and localise existing English-language briefs for the Japanese market, as well as ideate and write original Japanese-language content from new English briefs.What You'll DoTranslation & LocalisationAccurately translate established campaign briefs (shot lists, scripts, CTAs, hook variations) from English to JapaneseLocalise content beyond direct translation — adapting tone, cultural references, idioms, and consumer psychology for Japanese audiencesEnsure brand voice guidelines are maintained across all localised assets (e.g., specific product naming conventions, terminology restrictions)Review and QA Japanese-language creative assets for accuracy, natural phrasing, and cultural appropriatenessOriginal CopywritingIdeate and write new Japanese-language performance creative copy (hooks, body scripts, CTAs) based on English-language campaign briefs and strategic directionDevelop compelling, conversion-oriented copy for short-form video ads (UGC-style, influencer-led, and direct-response formats)Write multiple hook variations and A/B test copy options to support scalable creative testingAdapt messaging frameworks and value propositions for the Japanese consumer mindset while preserving campaign intentCollaboration & ProcessWork closely with the creative strategy and production teams to ensure localised content aligns with campaign objectives and performance goalsProvide cultural consulting and feedback on visual direction, talent selection, and creative concepts for the Japanese marketDeliver work within established timelines and feedback cycles, managing multiple briefs concurrentlyCommunicate proactively in English with the wider team while delivering all consumer-facing copy in JapaneseWhat We're Looking ForRequiredNative-level Japanese language proficiency (written and spoken)Professional fluency in English (ability to interpret briefs, participate in strategy discussions, and communicate with an English-speaking team)3+ years of experience writing B2C copy for performance-focused brands, agencies, or direct-response campaignsDemonstrated experience in copy localisation (not just translation) for the Japanese market, with a strong understanding of cultural nuance, consumer behaviour, and market-specific conventionsPortfolio that includes conversion-oriented copy for paid social, short-form video, UGC, or influencer-led creativeStrong understanding of brand positioning, performance funnels, and customer psychologyAbility to write in multiple tones — from organic and conversational (UGC/creator-style) to polished and aspirational (brand-led)PreferredExperience working with health, wellness, fitness, or wearable technology brandsFamiliarity with performance creative best practices (hook testing, scroll-stopping copy, CTA optimisation)Experience writing for platforms such as TikTok, Instagram Reels, YouTube Shorts, or similar short-form video formatsUnderstanding of the Japanese digital advertising landscape and social media consumption habitsExperience working within a remote, cross-functional, and internationally distributed teamTypical DeliverablesTo give you a sense of the work, here is what a typical campaign brief involves:Short-form video scripts (under 40 seconds) with multiple hook variations, body sections, and a CTAVoiceover scripts for UGC-style and creator-led contentLocalised shot lists and creative direction notes for Japanese-market talentA/B copy variants for performance testing across paid social channelsBrand-compliant terminology and naming convention adherence across all assetsYou will receive detailed English-language briefs with visual references, brand guidelines, and strategic context. Your role is to bring these to life in Japanese with the same energy, intent, and conversion potential.We look forward to hearing from you!

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