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Children's eBooks (Japanese, Kindle eBooks): Amazon KDP category data

Amazon Kindle eBooks Best Sellers data for Children's eBooks (Japanese, Kindle eBooks), updated Nov 3, 2026: median price $2.99, median 8 reviews, average rating 4.2 and a KDPTop opportunity score of 18/100 (highly competitive).

18Opportunity / 100
$2.99Median price
8Median reviews
Price range (middle 50%)$2.99 – $6.59
Average rating4.2
New releases (90 days)8%
Books on the list100
StoreKindle eBooks

What stands out

  • At $2.99 its median price is below 99% of Kindle eBooks categories, so it is a volume game.
  • Its median reviews are 40% of the parent category Japanese (20), one of the easier corners under it.
  • Its review barrier is lower than in 84% of Kindle eBooks categories: the median best seller has only 8 reviews, so new books can chart with few.

Top 10 Children's eBooks best sellers

  1. Momotaro Japanese Fairy Tale 日本昔話: Japanese Fairy Tales in Hiragana (Children books) (Japa book cover by Makoto Shibutani

    Momotaro Japanese Fairy Tale 日本昔話: Japanese Fairy Tales in Hiragana (Children books) (Japanese Edition)

    by Makoto Shibutani

    • List rank#1
    • Price$0.99
    • Rating4.6
    • Reviews234

    View on Amazon · Full data on KDPTop

  2. Slightly Eaten Pie (Japanese Edition) book cover by Alex Williams

    Slightly Eaten Pie (Japanese Edition)

    by Alex Williams

    • List rank#2
    • Price$2.50
    • Rating4.2
    • Reviews285

    View on Amazon · Full data on KDPTop

  3. ハリー・ポッターと賢者の石: Harry Potter and the Philosopher's Stone ハリー・ポッタ (Harry Potter) (Japanese E book cover by J.K. Rowling

    ハリー・ポッターと賢者の石: Harry Potter and the Philosopher's Stone ハリー・ポッタ (Harry Potter) (Japanese Edition)

    by J.K. Rowling

    • List rank#3
    • Price$11.99
    • Rating4.7
    • Reviews3,106

    View on Amazon · Full data on KDPTop

  4. Good night moon (Japanese Edition) book cover by KAMA

    Good night moon (Japanese Edition)

    by KAMA

    • List rank#4
    • Price$2.99
    • Rating4.0
    • Reviews1

    View on Amazon · Full data on KDPTop

  5. White Bear Black Bear: Only Japanese hiragana (Japanese Edition) book cover by MORINO TARO

    White Bear Black Bear: Only Japanese hiragana (Japanese Edition)

    by MORINO TARO

    • List rank#5
    • Price$1.60
    • Rating4.4
    • Reviews744

    View on Amazon · Full data on KDPTop

  6. ハリー・ポッターと秘密の部屋: Harry Potter and the Chamber of Secrets ハリー・ポッタ (Harry Potter) (Japanese E book cover by J.K. Rowling

    ハリー・ポッターと秘密の部屋: Harry Potter and the Chamber of Secrets ハリー・ポッタ (Harry Potter) (Japanese Edition)

    by J.K. Rowling

    • List rank#6
    • Price$11.99
    • Rating4.7
    • Reviews1,909

    View on Amazon · Full data on KDPTop

  7. The Robot and the Star Fragment: For 3 and 4 Year-Olds Available on Kindle Unlimited (Japa book cover by IRUKA

    The Robot and the Star Fragment: For 3 and 4 Year-Olds Available on Kindle Unlimited (Japanese Edition)

    by IRUKA

    • List rank#7
    • Price$2.99
    • Rating3.8
    • Reviews4

    View on Amazon · Full data on KDPTop

  8. ハリー・ポッターと不死鳥の騎士団 ハリー・ポッタ (Harry Potter) (Japanese Edition) book cover by J.K. Rowling

    ハリー・ポッターと不死鳥の騎士団 ハリー・ポッタ (Harry Potter) (Japanese Edition)

    by J.K. Rowling

    • List rank#8
    • Price$11.99
    • Rating4.7
    • Reviews1,063

    View on Amazon · Full data on KDPTop

  9. Alices Adventures in Wonderland Japanese English Versions KiiroitoriBooks (Japanese Editio book cover by Lewis Carroll

    Alices Adventures in Wonderland Japanese English Versions KiiroitoriBooks (Japanese Edition)

    by Lewis Carroll

    • List rank#9
    • Price$2.99
    • Rating5.0
    • Reviews3

    View on Amazon · Full data on KDPTop

  10. Watashi wa chiisai no: Chirudorenzu pikucha bukku japanizu edishon hiragana (Japanese Edit book cover by Philipp Winterberg

    Watashi wa chiisai no: Chirudorenzu pikucha bukku japanizu edishon hiragana (Japanese Edition)

    by Philipp Winterberg

    • List rank#10
    • Price$2.99
    • Rating4.2
    • Reviews59

    View on Amazon · Full data on KDPTop

FAQ

Is Children's eBooks a good niche for Amazon KDP?

Its KDPTop opportunity score is 18/100, which makes it highly competitive. The median best seller has 8 reviews and sells for $2.99.

How many reviews do you need to rank in Children's eBooks?

The median best seller has 8 reviews, and 78% of them have fewer than 100.

What do Children's eBooks best sellers cost?

The median price is $2.99; half of the best sellers are priced between $2.99 and $6.59.

Can new books break into Children's eBooks?

8% of the current best sellers were released in the last 90 days.

About this data

Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.