Sachie Takahashi - Digital Marketing

Q: Where is Sachie based?

Sachie is based in Paris, France .

Q: What languages does Sachie speak?

Sachie speaks the following languages: Japanese (Native), English (Advanced), Spanish (Intermediate), French (Intermediate) .

Q: How many years of experience does Sachie have?

Sachie has at least 21 years of experience. During this time, Sachie has worked in at least 9 different roles and for 9 different companies . The average length of individual experience is 2 years and 4 months . Note that Sachie may not have shared all experience and actually has more experience.

Q: What is Sachie's latest experience?

Sachie's most recent position is Digital Marketing – Japan at Troofal Interactive .

Q: What companies has Sachie worked for in recent years?

In recent years, Sachie has worked for Troofal Interactive , Newzik , Outlier , Ternoa , and Independent .

Q: Which industries is Sachie most experienced in?

Sachie is most experienced in industries like Media and Entertainment , Information Technology , and Banking and Finance . Sachie also has some experience in Advertising .

Q: Which business areas is Sachie most experienced in?

Sachie is most experienced in business areas like Marketing , Sales , and Operations . Sachie also has some experience in Product Development , Strategy , and Quality Assurance .

Q: Which industries has Sachie worked in recently?

Sachie has recently worked in industries like Information Technology , Banking and Finance , and Media and Entertainment .

Q: Which business areas has Sachie worked in recently?

Sachie has recently worked in business areas like Marketing , Product Development , and Strategy .

Recommended expert

Paris, France

Experience

May 2025 - Present

11 months

Digital Marketing – Japan

Troofal Interactive

Localize AI, Web3, and SaaS development services for Japanese clients.
Adapt service messaging, proposals, and outreach content for cultural accuracy.
Execute digital ads and outreach strategies, ensuring relevance to Japanese business norms.

Apr 2025 - Present

1 year

Digital Marketing Manager – Japan

Newzik

Lead Japan-focused marketing operations for an AI-powered music platform.
Increased monthly downloads by +265%, exceeding KPI targets.
Localize and adapt campaigns, UX, and ad creatives for cultural and industry nuance.
Manage Google Ads, Meta Ads, and influencer/KOL campaigns with professional musicians.
Increase email engagement through localized, culturally relevant messaging.

Jul 2024 - Jul 2025

1 year 1 month

AI Trainer – Japanese

Outlier

Evaluated thousands of AI-generated image and text outputs across multiple models, ensuring fluency, accuracy, and cultural alignment.
Served as L1 and L2 reviewer, as well as final proofreader, across diverse projects.
Identified and corrected idiomatic, grammatical, and cultural inconsistencies.
Documented failure modes and edge cases, delivering structured feedback for model improvement.

Sep 2020 - Jun 2024

3 years 10 months

Communication Officer – Japan

Ternoa

Directed translation, localization, and PR campaigns for Japan.
Secured media coverage in major blockchain/tech outlets.
Built KOL/influencer partnerships in Japan’s crypto community.
Onboarded major Japanese partners, including a movie studio, gaming franchise, and character IP.
Contributed to campaigns that saw the project’s price double during and after launch.

Aug 2020 - Present

5 years 8 months

Web3 International Growth Consultant – Japan

Independent

Help Web3 and AI startups enter and scale in Japan through localization, digital marketing, and culturally aligned GTM strategies.
Adapt UX, campaigns, and messaging for Japanese audiences.
Guide global teams on cultural fit, language adaptation, and regulatory awareness.
Companies supported include: InterCellar (RWA, Japan entry), Ternoa (blockchain, Japan lead), ta-da (AI data platform), Zerospread (market maker), STBL.io (stablecoin).

Aug 2020 - Apr 2022

1 year 9 months

Localization Manager – Japan

Trilogy

Localized B2B SaaS platforms for the Japanese market.
Adapted UX, slogans, and visual assets for cultural fit.
Managed CAT workflows and linguistic QA for consistency and accuracy.

Feb 2014 - Jun 2020

6 years 5 months

Japan

Vice President & Co-Founder

Rightsmith Group

Built a media licensing company in Japan from the ground up.
Secured reseller contract with a global stock photo/video provider.
Grew revenue to $4M+ annually, expanding operations globally.
Managed localization, marketing, and sales across TV, production, and advertising clients.
Directed annotation and Japanese metadata tagging of video libraries, categorizing subjects, genres, brands, moods, and rights information to ensure accuracy and discoverability.

Nov 2007 - Feb 2014

6 years 4 months

Japan

Sales & Marketing Manager/Director, Asia

T3Media

Opened Japan office for a media licensing company.
Led client acquisition with TV, production, and ad companies.
Expanded into Japan, scaling revenue from 0 → $6M.
Contributed to large-scale video annotation projects, tagging Japanese metadata at both asset and frame levels to improve licensing accuracy, searchability, and client usability.

Apr 2004 - Feb 2007

2 years 11 months

Japan

Sales Representative

Career Design Center

Sold print/digital ads and event sponsorships, exceeding $1M in sales.
Awarded MVP of the Year.

Industry Experience

See where this freelancer has spent most of their professional time.

Experienced in Media and Entertainment, Information Technology, Banking and Finance, and Advertising.

Media and Entertainment

Information Technology

Banking and Finance

Advertising

Business Area Experience

See which departments and functions this freelancer has contributed to most.

Experienced in Marketing, Sales, Operations, Product Development, Strategy, and Quality Assurance.

Marketing

Sales

Operations

Product Development

Strategy

Quality Assurance

Summary

AI Trainer and Japanese Linguistic Consultant with extensive experience in data labeling and annotation, including evaluation of thousands of AI-generated Japanese text and image outputs for fluency, accuracy, and cultural alignment. Skilled in L1/L2 review, proofreading, prompt refinement, and error detection, with a focus on documenting model limitations and improving system performance. Proficient with leading generative AI platforms such as ChatGPT, Gemini, Midjourney, MakeUGC, Adobe Firefly, and the NIM Suite (Sora, Veo, Kling, Runway, Seedance, etc.).

In addition to AI training, I also have experience annotating video content, particularly through Japanese metadata tagging (subjects, genres, brands, and moods) and frame-level labeling to enhance categorization and improve discoverability. I now lead digital marketing, localization, and UX adaptation for SaaS, AI, and Web3 projects entering the Japanese market, ensuring products and campaigns resonate with Japanese audiences through precise language, cultural insight, and performance-driven strategy.

Languages

Japanese

Native

English

Advanced

Spanish

Intermediate

French

Intermediate

Education

Tokyo Metropolitan Kokusai High School

International Program – Japanese/English · Japan

The Pennsylvania State University – Schreyer Honors College

Bachelor of Arts · Communications · United States

Statistics

Experience

Total positions 9

Experience in Media and Entertainment 13.5 y

Avg length 3 y 3 m

Longest experience 6 y 4 m

Global Experience

Countries worked in 1 (Japan)

Primary country Japan

Expertise

Recent roles Digital Marketing – Japan, Digital Marketing Manager – Japan, AI Trainer – Japanese

Main industries Media and Entertainment, Information Technology, Banking and Finance

Main business areas Marketing, Sales, Operations

Qualifications

Highest degree Bachelor

Profile

Created

October 2025

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Frequently asked questions

Do you have questions? Here you can find further information.

Where is Sachie based?

Sachie is based in Paris, France.

What languages does Sachie speak?

Sachie speaks the following languages: Japanese (Native), English (Advanced), Spanish (Intermediate), French (Intermediate).

How many years of experience does Sachie have?

Sachie has at least 21 years of experience. During this time, Sachie has worked in at least 9 different roles and for 9 different companies. The average length of individual experience is 2 years and 4 months. Note that Sachie may not have shared all experience and actually has more experience.

What roles would Sachie be best suited for?

Based on recent experience, Sachie would be well-suited for roles such as: Digital Marketing – Japan, Digital Marketing Manager – Japan, AI Trainer – Japanese.

What is Sachie's latest experience?

Sachie's most recent position is Digital Marketing – Japan at Troofal Interactive.

What companies has Sachie worked for in recent years?

In recent years, Sachie has worked for Troofal Interactive, Newzik, Outlier, Ternoa, and Independent.

Which industries is Sachie most experienced in?

Sachie is most experienced in industries like Media and Entertainment, Information Technology, and Banking and Finance. Sachie also has some experience in Advertising.

Which business areas is Sachie most experienced in?

Sachie is most experienced in business areas like Marketing, Sales, and Operations. Sachie also has some experience in Product Development, Strategy, and Quality Assurance.

Which industries has Sachie worked in recently?

Sachie has recently worked in industries like Information Technology, Banking and Finance, and Media and Entertainment.

Which business areas has Sachie worked in recently?

Sachie has recently worked in business areas like Marketing, Product Development, and Strategy.

What is Sachie's education?

Sachie holds a Bachelor in Communications from The Pennsylvania State University – Schreyer Honors College.

What is the availability of Sachie?

Sachie is immediately available full-time for suitable projects.

What is the rate of Sachie?

Sachie's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.