KDP categories · Top KDP authors
Boichi: Amazon KDP author data
As of Nov 6, 2026, Boichi has 20 books on Amazon, 11 of them on a best-seller list in the last 30 days (best rank #20), mostly in Science Fiction, Shonen, Comics & Manga.
| Median price | $11.01 |
|---|---|
| Price range (middle 50%) | $7.64 – $11.99 |
| Median reviews | 69 |
| Total reviews | 6,286 |
| New books (30 days) | 3 |
| Breakout books (30 days) | 0 |
What stands out
- 55% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- Median price $11.01, 75% above the median of their main category, Science Fiction.
- 3 new books in the last 30 days.
Boichi's best-ranked books
-
Dr. STONE, Vol. 2: Two Kingdoms Of The Stone World
by Boichi
- Price$6.99
- Rating4.9
- Reviews1,513
-
Dr. STONE, Vol. 12: The Secret Of Petrification
by Boichi
- Price$6.29
- Rating4.9
- Reviews833
-
Dr. Stone - Tome 18: Science is elegant (French Edition)
by Boichi
- Price$5.99
- Rating4.9
- Reviews250
-
-
Dr. STONE, Vol. 4: Senku's Lab
by Boichi
- Price$6.29
- Rating4.9
- Reviews1,098
-
Dr. STONE, Vol. 3: Two Million Years Of Being
by Boichi
- Price$6.29
- Rating4.9
- Reviews1,349
-
Dr. STONE, Vol. 6: Stone Wars
by Boichi
- Price$9.59
- Rating4.9
- Reviews910
- Published2019-07
-
Dr. Stone - Tome 01 - Extrait Gratuit (French Edition)
by Boichi
- Price-
- Rating4.2
- Reviews848
- Published2018-04
-
One Piece: Ace's Story―The Manga, Vol. 1
by Boichi
- Price$8.99
- Rating4.8
- Reviews381
- Published2024-03
-
One Piece: Ace's Story―The Manga, Vol. 2
by Boichi
- Price$9.84
- Rating4.9
- Reviews273
- Published2024-06
Main categories
FAQ
How many books does Boichi have on Amazon?
KDPTop tracks 20 of their books; 11 made an Amazon list in the last 30 days.
Which categories does Boichi publish in?
Their books chart most often in Science Fiction, Shonen, Comics & Manga.
How does Boichi price their books?
The median price is $11.01; half of the books cost $7.64–$11.99.
Has Boichi released new books recently?
3 new books in the last 30 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.