Top Books & Reference apps in Japan 🇯🇵

AndroidJune 1, 2026· Snapshot dated View all snapshotsMethodology

As of June 1, 2026, Amazon Kindle: Reading App is the #1 Books & Reference app in Japan on Android.

AndroidiOS
#App / PublisherIntel
  1. 1
  2. 2
  3. 3
  4. 41
  5. 51
  6. 6
  7. 7
  8. 8
  9. 91
  10. 101
  11. 112
  12. 121
  13. 131
  14. 141
  15. 151
  16. 164
    Confit - 学会アプリ

    株式会社アトラス

  17. 17
  18. 181
  19. 191
  20. 201
  21. 211
  22. 222
  23. 23
  24. 2417
    Kifflire: Steamy Romance Reads

    MOBOREADER TECHNOLOGY USA CO LTD

  25. 251
  26. 262
  27. 272
  28. 281
  29. 291
  30. 302
  31. 312
  32. 3213
    Bakisah - Webnovels Romance

    MOBOREADER TECHNOLOGY USA CO LTD

  33. 332
  34. 34
    Litrad: Fantasy Romance Novels

    MOBOREADER TECHNOLOGY USA CO LTD

  35. 352
  36. 363
  37. 371
  38. 381
  39. 394
  40. 404
  41. 415
  42. 422
  43. 439
  44. 442
  45. 453
  46. 4616
  47. 474
  48. 481
  49. 491
  50. 503

What changed

Movement between the previous day and June 1, 2026.

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.

Related rankings

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with editorial review, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by the apps, publishers, or platforms referenced. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Data licensed under CC-BY-NC 4.0