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Nihongo (ja-JP)

AI App Store Optimization for the Japanese Market

Generate store-compliant ASO metadata in Japanese for App Store and Google Play. AI-powered, culturally adapted, export-ready.

Japan is the third-largest app market in the world by consumer spend, with annual mobile revenue exceeding $25 billion. Japanese users spend more per capita on apps than nearly any other country, making it one of the highest-ARPU markets globally. The iOS App Store dominates in Japan with roughly a 60-40 split over Google Play, and Japanese consumers show a strong preference for polished, localized experiences.

ASO in Japanese is uniquely complex. The language uses three writing systems — hiragana, katakana, and kanji — and users search using all three, sometimes mixing them within a single query. Katakana is especially important for technology and app-related terms, as foreign loanwords are transliterated into katakana. Missing katakana keyword variants means missing a large share of search traffic.

Appilot generates Japanese ASO metadata that accounts for all three scripts, optimizes for the specific character limits in the Japanese App Store, and uses natural phrasing that resonates with Japanese users. Our AI understands which terms should remain in katakana, which benefit from kanji, and how to structure descriptions that match Japanese reading expectations.

Why Japanese ASO Matters

1

Japan generates over $25 billion in annual app revenue — the third-highest globally — with one of the highest per-user spend rates in the world.

2

Japanese ASO requires optimization across three scripts (hiragana, katakana, kanji). Users search using all three, and missing one script means missing search traffic.

3

iOS holds approximately 60% market share in Japan, making App Store optimization particularly important for this market.

4

Japanese app descriptions tend to be more detailed and feature-focused than Western markets. Concise, benefit-driven copy underperforms versus thorough feature explanations.

What You Get

Complete Japanese ASO metadata generated by AI, ready for both App Store and Google Play.

Localized App Name & Subtitle

AI-generated app titles and subtitles in Japanese that fit character limits, include high-value keywords, and read naturally to native Nihongo speakers.

Japanese Keyword Optimization

Targeted keyword sets built for how Japanese-speaking users actually search. Not translations of English keywords, but native search terms with real search volume.

Full Japanese Description

Complete app descriptions written in natural Japanese that highlight features and benefits in a way that resonates with the local market and passes store review.

One-Click CSV & JSON Export

Export all Japanese metadata as CSV or JSON files ready for direct upload to App Store Connect and Google Play Console. No manual formatting needed.

How It Works

Three steps to store-ready Japanese metadata.

1

Describe Your App

Enter a brief description of your app, select Japanese (ja-JP) as your target locale, and add any seed keywords you want to include.

2

AI Generates Japanese Metadata

Our AI creates multiple variants of titles, subtitles, keywords, and descriptions — all in native Japanese with proper grammar, idioms, and keyword density.

3

Review & Export

Pick your preferred variants, fine-tune if needed, and export store-ready metadata as CSV or JSON for immediate upload to App Store Connect or Google Play Console.

Ready to Optimize for Japanese Markets?

Generate complete ASO metadata in Japanese — titles, subtitles, keywords, and descriptions — in minutes.

Start Free — No Card Required

15 free credits included. No credit card required.