Portal Fantasy / Isekai · Overview
Synthesis written by Claude based on the signals below.
4-axis radar
Axis breakdown
How we score →Demand
47Reader appetite minus title supply. High = hungry market, thin shelf.
Trend
2190-day momentum across Royal Road, Reddit, and NovelUpdates.
Revenue
0KU penetration, paperback price depth, audiobook arbitrage.
Channel
44Series friendliness and cross-channel readability.
Amazon KDP · coming soon
Top books in this niche
Kindle bestseller data already feeds this niche's revenue axis, but we only republish book listings once our Amazon Product Advertising API access is approved. Until then this section stays empty rather than showing placeholder titles.
Royal Road · Rising Stars
Top web-novel stories
- № 01Nuclear Son2,231 followers27 ch
- № 02I Made A Railgun with Lightning Magic (LitRPG / OP MC / Isekai)2,804 followers31 ch
- № 03Entrapment: A Naturalist Guide to Tamuel1,213 followers7 ch
- № 04The Necro-Industrial Revolution [Kingdom Building] (BOOK 1 COMPLETED)1,824 followers57 ch
- № 05The Legendary Caffeine Transcendent [OP Villain MC / Kingdom Builder / Hidden Power]1,113 followers19 ch
How to read this page
Composite is the weighted geometric mean of four normalized axes: demand, trend, revenue, channel. Every signal traces back to a public source: Royal Road, Reddit, NovelUpdates, Audible, and Google Trends public pages. Amazon KDP listings will be republished once PA-API access is approved.