KDP categories · Top KDP authors
Ryan Kazehara: Amazon KDP author data
As of Nov 6, 2026, Ryan Kazehara has 8 books on Amazon, 6 of them on a best-seller list in the last 30 days (best rank #11), mostly in Object-Oriented Design, .NET, C#.
| Median price | $8 |
|---|---|
| Price range (middle 50%) | $7.99 – $8 |
| Median reviews | - |
| Total reviews | 0 |
| New books (30 days) | 6 |
| Breakout books (30 days) | 3 |
What stands out
- 75% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- Median price $8, 79% below the median of their main category, Object-Oriented Design.
- 6 new books in the last 30 days, 3 of them broke into a Best Sellers list.
Ryan Kazehara's best-ranked books
-
.NET MAUI Cross-Platform App Development with C#: A Complete Guide to Building Native Mobile and Desktop Applications Using XAML, Controls, APIs And Data Storage
by Ryan Kazehara
- Price$8
- Reviews-
- Published2026-09
-
C# 14 and .NET 10 Modern Programming And Software Development: Build Advanced Language Features, Application Architecture, Performance Optimization, ... ... C# and .NET Engineering Series Book 1)
by Ryan Kazehara
- Price$8
- Reviews-
- Published2026-09
-
Python 3.14 Programming and Modern Application Development: A Complete Guide to Writing Efficient Applications with Object-Oriented Programming, Automation, Data Processing, APIs, AI Development,
by Ryan Kazehara
- Price$7.55
- Reviews-
- Published2026-09
-
Python 3.14 Programming and Modern Application Development: A Complete Guide to Writing Efficient Applications with Object-Oriented Programming, Automation, Data Processing, APIs, AI Development,
by Ryan Kazehara
- Price$19.99
- Reviews-
- Published2026-09
-
.NET MAUI Cross-Platform App Development with C#: A Complete Guide to Building Native Mobile and Desktop Applications Using XAML, Controls, APIs And Data Storage
by Ryan Kazehara
- Price-
- Reviews-
- Published2026-09
-
Blazor .NET 10 Professional Development Guide: Building High-Performance Web Applications with Advanced Components, Interactive Rendering, Dependency ... ... Blazor Development Mastery Series Book 2)
by Ryan Kazehara
- Price$7.99
- Reviews-
-
C# 14 and .NET 10 Modern Programming And Software Development: Build Advanced Language Features, Application Architecture, Performance Optimization, ... APIs (Modern C# and .NET Engineering Series)
by Ryan Kazehara
- Price-
- Reviews-
- Published2026-09
-
C# 13 and .NET 10 Application Development Handbook: Designing Reliable Software with Modern Features, Object-Oriented Programming, Data Access, and Scalable ... C# and .NET Engineering Series Book 2)
by Ryan Kazehara
- Price$8
- Reviews-
Main categories
FAQ
How many books does Ryan Kazehara have on Amazon?
KDPTop tracks 8 of their books; 6 made an Amazon list in the last 30 days.
Which categories does Ryan Kazehara publish in?
Their books chart most often in Object-Oriented Design, .NET, C#.
How does Ryan Kazehara price their books?
The median price is $8; half of the books cost $7.99–$8.
Has Ryan Kazehara released new books recently?
6 new books in the last 30 days, 3 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.