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Hi, I’m Takuma Oka—a Technical SEO Specialist with a unique background as a former Aircraft Mechanic (JASDF). I apply the same 'zero-error' precision and safety standards from aviation to website architecture, crawling, and indexing. I specialize in large-scale cross-domain tracking, Core Web Vitals optimization, and multilingual SEO (JP/EN/ZH) for the APAC market. I blend a growth mindset with data-driven testing to drive acquisition, activation, and retention. My strengths include IA/UX optimization, CRO and A/B testing, and building KPI-focused dashboards using GA4, GSC, Looker Studio, and Ahrefs. I collaborate cross-functionally with Product, Eng, and Editorial teams to deliver scalable editorial processes and international SEO operations.…Hi, I’m Takuma Oka—a Technical SEO Specialist with a unique background as a former Aircraft Mechanic (JASDF). I apply the same 'zero-error' precision and safety standards from aviation to website architecture, crawling, and indexing. I specialize in large-scale cross-domain tracking, Core Web Vitals optimization, and multilingual SEO (JP/EN/ZH) for the APAC market. I blend a growth mindset with data-driven testing to drive acquisition, activation, and retention. My strengths include IA/UX optimization, CRO and A/B testing, and building KPI-focused dashboards using GA4, GSC, Looker Studio, and Ahrefs. I collaborate cross-functionally with Product, Eng, and Editorial teams to deliver scalable editorial processes and international SEO operations.

Takuma Oka

SEO Expert, Growth Marketer, Marketing Strategist, +2

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Hi, I’m Takuma Oka—a Technical SEO Specialist with a unique background as a former Aircraft Mechanic (JASDF). I apply the same 'zero-error' precision and safety standards from aviation to website architecture, crawling, and indexing. I specialize in large-scale cross-domain tracking, Core Web Vitals optimization, and multilingual SEO (JP/EN/ZH) for the APAC market. I blend a growth mindset with data-driven testing to drive acquisition, activation, and retention. My strengths include IA/UX optimization, CRO and A/B testing, and building KPI-focused dashboards using GA4, GSC, Looker Studio, and Ahrefs. I collaborate cross-functionally with Product, Eng, and Editorial teams to deliver scalable editorial processes and international SEO operations.…Hi, I’m Takuma Oka—a Technical SEO Specialist with a unique background as a former Aircraft Mechanic (JASDF). I apply the same 'zero-error' precision and safety standards from aviation to website architecture, crawling, and indexing. I specialize in large-scale cross-domain tracking, Core Web Vitals optimization, and multilingual SEO (JP/EN/ZH) for the APAC market. I blend a growth mindset with data-driven testing to drive acquisition, activation, and retention. My strengths include IA/UX optimization, CRO and A/B testing, and building KPI-focused dashboards using GA4, GSC, Looker Studio, and Ahrefs. I collaborate cross-functionally with Product, Eng, and Editorial teams to deliver scalable editorial processes and international SEO operations.

Available to hire

Hi, I’m Takuma Oka—a Technical SEO Specialist with a unique background as a former Aircraft Mechanic (JASDF). I apply the same ‘zero-error’ precision and safety standards from aviation to website architecture, crawling, and indexing. I specialize in large-scale cross-domain tracking, Core Web Vitals optimization, and multilingual SEO (JP/EN/ZH) for the APAC market.

I blend a growth mindset with data-driven testing to drive acquisition, activation, and retention. My strengths include IA/UX optimization, CRO and A/B testing, and building KPI-focused dashboards using GA4, GSC, Looker Studio, and Ahrefs. I collaborate cross-functionally with Product, Eng, and Editorial teams to deliver scalable editorial processes and international SEO operations.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

Japanese

Fluent

English

Advanced

Chinese

Beginner

Work Experience

Freelance Growth Marketer / SEO Strategist at Self-employed

January 1, 2015 - Present

Lead growth and SEO initiatives for EC brands, B2B SaaS companies, global media sites, and multilingual platforms. Responsibilities include acquisition strategy, information architecture redesign, UX optimization, analytics implementation, and KPI-driven growth execution. Built multilingual SEO operations across JP/EN/ZH markets; conducted A/B testing to improve CTR, CVR and retention; developed GA4 dashboards for KPI tracking and automated reporting; collaborated with product, engineering and editorial teams; led content strategy and scalable editorial guidelines.

SEO / Web Strategy Consultant at TOTAL CREST BUSINESS SUPPORT INC.

January 1, 2023 - Present

Optimized information architecture, technical SEO, and content guidelines for enterprise sites. Coordinated with multinational teams across APAC to improve search visibility. Achieved: +25% increase in Top 10 rankings across major categories.