KDP categories · Top KDP authors
Partner system: Amazon KDP author data
As of Nov 6, 2026, Partner system has 121 books on Amazon, 37 of them on a best-seller list in the last 30 days (best rank #10), mostly in Celebrities, Japanese, Portraits.
| Median price | $7.93 |
|---|---|
| Price range (middle 50%) | $7.89 – $9.26 |
| Median reviews | 1 |
| Total reviews | 261 |
| New listings (30 days, incl. new editions) | 26 |
| Breakout books (30 days) | 2 |
What stands out
- Median price $7.93, 77% below the median of their main category, Celebrities.
- 26 new listings in the last 30 days (new editions included), 2 of them broke into a Best Sellers list.
Partner system's best-ranked books
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rqlabodigital photbook 202100118 KujyoNegi: Bikini (Japanese Edition)
by Partner system
- Price$9.99
- Rating4.1
- Reviews8
-
rqlabodejital photbook 202000173 Natsuki: Swimsuit (Japanese Edition)
by Partner system
- Price$9.99
- Rating4.0
- Reviews20
- Published2021-06
-
rqlabodigital photbook 202200020 NarukamiNagone: Bikini (Japanese Edition)
by Partner system
- Price$9.26
- Rating4.1
- Reviews7
-
rqlabodigital photbook 202300154 IrumaYui: Bikini (Japanese Edition)
by Partner system
- Price$8.16
- Rating4.0
- Reviews10
- Published2024-04
-
rqlabodejital photbook 201800145 KawamuraNatsuki: Dress (Japanese Edition)
by Partner system
- Price$9.99
- Rating4.7
- Reviews8
-
rqlabodejital photbook 202000067 YoshinoShihomi: Bikini (Japanese Edition)
by Partner system
- Price$9.99
- Rating4.0
- Reviews6
-
rqlabo digital photbook 202600059 Melanie: ShifukuThreeBikiniMizugi (Japanese Edition)
by Partner system
- Price$7.90
- Reviews-
-
rqlabodejital photbook 201800149 HoshinoMaori: Bikini (Japanese Edition)
by Partner system
- Price$9.99
- Rating5.0
- Reviews1
-
rqlabo digital photbook 202600060 OkunishiHatsumi: OLSeifukuOne (Japanese Edition)
by Partner system
- Price$7.90
- Reviews-
-
rqlabodejital photbook 201800143 HoshinoMaori: China clothes (Japanese Edition)
by Partner system
- Price$9.99
- Rating2.0
- Reviews1
Main categories
FAQ
How many books does Partner system have on Amazon?
KDPTop tracks 121 of their books; 37 made an Amazon list in the last 30 days.
Which categories does Partner system publish in?
Their books chart most often in Celebrities, Japanese, Portraits.
How does Partner system price their books?
The median price is $7.93; half of the books cost $7.89–$9.26.
Has Partner system released new books recently?
26 new books in the last 30 days, 2 of which reached a Best Sellers list.
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.