Top Books & Reference — Top Paid apps in Japan 🇯🇵
As of May 19, 2026, 読書尚友(青空文庫ビューア) is the #1 Books & Reference — Top Paid app in Japan on Android.
AndroidiOS
#App / PublisherCategoryIntel
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- 21常用漢字筆順辞典
NOWPRODUCTION CO.,LTD.
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What changed
Movement between the previous day and May 19, 2026.
New entrants
No new entrants.
Risers
- クラウン独和（第5版）・新コンサイス和独辞典
#13 → #8
- 精選版 日本国語大辞典
#14 → #10
- 三省堂国語辞典 第八版
#15 → #12
Fallers
No notable fallers.
Methodology
Rankings are pulled daily from the Android store charts for Japan. We snapshot the top entries each day and compute day-over-day change relative to the prior snapshot. See our full methodology for data sources, refresh cadences, and quality filters.
Frequently asked questions
What is the #1 Books & Reference — Top Paid app in Japan on Android?
As of May 19, 2026, 読書尚友(青空文庫ビューア) is the #1 Books & Reference — Top Paid app in Japan on Android, based on the public Android chart rankings Marlvel tracks daily.
How often are these rankings updated?
Marlvel snapshots the Android charts for Japan every day and computes day-over-day movement. The "Current" page always reflects the latest snapshot; dated archive pages preserve each day's top 50.
Where does Marlvel's ranking data come from?
Rankings are pulled from the public Android store charts for Japan. See our methodology for data sources, refresh cadence, and the quality filters applied before a ranking is indexed.