KDP categories · Top KDP authors
Sports (Japanese, Kindle eBooks): Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for Sports (Japanese, Kindle eBooks), updated Nov 2, 2026: median price $8.35, median 11 reviews, average rating 4.2 and a KDPTop opportunity score of 20/100 (highly competitive).
| Price range (middle 50%) | $5 – $10.38 |
|---|---|
| Average rating | 4.2 |
| New releases (90 days) | 3% |
| Books on the list | 100 |
| Store | Kindle eBooks |
What stands out
- Only 3% of its best sellers are under 90 days old, fewer than in 88% of Kindle eBooks categories: established titles hold the list.
- Its review barrier is lower than in 81% of Kindle eBooks categories: the median best seller has only 11 reviews, so new books can chart with few.
Top 10 Sports best sellers
-
Muscle Warriors of 6 packed abs and huge muscles: - English users can also buy - Perfect Muscular model photos - Muscle Model Japan 07 - (Japanese Edition)
by Muscle Photographer Nobi
- List rank#1
- Price$10.38
- Rating3.6
- Reviews20
-
山スキールート212 (Japanese Edition)
by 山とスキー編集部
- List rank#2
- Price$15.26
- Rating4.5
- Reviews72
-
An Introduction to Aikido Mastering the Basics Through Proper Training ((English translation of Aikido book)) (Japanese Edition)
by Mitsuteru Ueshiba
- List rank#3
- Price$8.85
- Rating4.5
- Reviews36
-
勝てるアスリートの身体を作る栄養学と食事術 (Japanese Edition)
by 阿部 菜奈子
- List rank#4
- Price-
- Rating3.9
- Reviews23
-
PANCAKE SKATEBOARD MAGAZINE : Issue 3 (Japanese Edition)
by PANCAKE SKATEBOARD MAGAZINE
- List rank#5
- Price$6
- Rating4.5
- Reviews2
-
Introductory guide of Kyokushin 1982 Monthly Power Karate Illustrated (Kyokushin karate collection) (Japanese Edition)
by Power karate shuppansha
- List rank#6
- Price$9.99
- Rating3.8
- Reviews23
-
nogusonotokiga ichibanmuboubidesu (Japanese Edition)
by Nezu Takahisa
- List rank#7
- Price$0
- Rating3.9
- Reviews16
-
Minivan Life ~1200 days of journey in a self-built minivan~（Japanese Edition）
by 軽バン生活はやと・あかね
- List rank#8
- Price$11.42
- Rating5.0
- Reviews4
-
What's Next？ 終わりなき未踏への挑戦 (Japanese Edition)
by 平出 和也
- List rank#9
- Price$11.50
- Rating4.6
- Reviews159
-
THE COMPLETE SERIES OF SHITO RYU KATA VOL 2 THE COMPLETE SERIES OF SHITO-RYU KATA (Japanese Edition)
by japan Karatedo Federation Shito-kai
- List rank#10
- Price$35.49
- Rating5.0
- Reviews2
FAQ
Is Sports a good niche for Amazon KDP?
Its KDPTop opportunity score is 20/100, which makes it highly competitive. The median best seller has 11 reviews and sells for $8.35.
How many reviews do you need to rank in Sports?
The median best seller has 11 reviews, and 92% of them have fewer than 100.
What do Sports best sellers cost?
The median price is $8.35; half of the best sellers are priced between $5 and $10.38.
Can new books break into Sports?
3% 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.