Principle

Japan · Tokyo Paid Search Social Ads SEO Content Marketing Analytics & Measurement Creative & Production

Specialty

Bilingual digital marketing and analytics for English-speaking clients in Japan.

About

Principle is a Tokyo-based bilingual digital marketing agency that has served English-speaking clients doing business in Japan since 2011. It manages paid campaigns across Google, Meta, LINE, Yahoo! JAPAN, and Rakuten, and provides SEO, GA4/Tableau analytics, and creative and localisation work. The agency emphasises measurement-led strategy and bilingual reporting for both B2B and B2C clients.

Markets served

Japan

Awards (last 3 years)

No verifiable award in 2024–2026.

No named awards with a year and source found on the agency's website.

Source principle-c.com ↗

Profile compiled from public sources. Information verified at time of listing · last checked Aug 2026.

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