KDP categories · Top KDP authors
Ryuta Amazume: Amazon KDP author data
As of Nov 6, 2026, Ryuta Amazume has 20 books on Amazon, 7 of them on a best-seller list in the last 30 days (best rank #20), mostly in Humorous, Romance Manga, Manga & Hentai.
| Median price | $20.45 |
|---|---|
| Price range (middle 50%) | $12.99 – $24.14 |
| Median reviews | 39 |
| Total reviews | 1,058 |
| New books (30 days) | 4 |
| Breakout books (30 days) | 2 |
What stands out
- Median price $20.45, 225% above the median of their main category, Humorous.
- 4 new books in the last 30 days, 2 of them broke into a Best Sellers list.
Ryuta Amazume's best-ranked books
-
Nana & Kaoru: Last Year, Volume 1
by Ryuta Amazume
- Price$22.95
- Reviews-
-
Nana & Kaoru, Volume 1
by Ryuta Amazume
- Price$12.99
- Rating4.7
- Reviews240
-
Nana & Kaoru, Volume 4
by Ryuta Amazume
- Price$12.99
- Rating4.9
- Reviews68
-
Nana & Kaoru: Last Year, Volume 3
by Ryuta Amazume
- Price$22.95
- Reviews-
-
Nana & Kaoru, Volume 2
by Ryuta Amazume
- Price$12.99
- Rating4.8
- Reviews131
- Published2023-02
-
Nana & Kaoru, Volume 2
by Ryuta Amazume
- Price$25.31
- Rating4.8
- Reviews131
- Published2023-03
-
Nana & Kaoru, Volume 3
by Ryuta Amazume
- Price$12.99
- Rating4.8
- Reviews100
- Published2023-10
-
Nana & Kaoru, Volume 4
by Ryuta Amazume
- Price$24.69
- Rating4.9
- Reviews68
- Published2024-02
-
Nana & Kaoru, Volume 6
by Ryuta Amazume
- Price$23.96
- Rating4.7
- Reviews60
- Published2025-07
-
Nana & Kaoru, Volume 5
by Ryuta Amazume
- Price$25.46
- Rating4.9
- Reviews56
- Published2024-10
Main categories
FAQ
How many books does Ryuta Amazume have on Amazon?
KDPTop tracks 20 of their books; 7 made an Amazon list in the last 30 days.
Which categories does Ryuta Amazume publish in?
Their books chart most often in Humorous, Romance Manga, Manga & Hentai.
How does Ryuta Amazume price their books?
The median price is $20.45; half of the books cost $12.99–$24.14.
Has Ryuta Amazume released new books recently?
4 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.