He was suddenly summoned to another world one day.Monsters poured out, a huge disaster incoming.His ability the lowest.[Player’s level is low][Your level is hopeless]It doesn’t matter whether you’re the chosen warrior, a talented wizard, or someone who travelled back in time. One must do everything they can,in order to survive.The Regressor’s Instruction Manual.”It doesn’t matter if I’m trash.” Is there anyone who wouldn’t do anything they could to survive?
Going by how it is categorised, expect a title where the cast travels between locations and the world opens up as the story goes on, the setting runs on magic, non-human races or invented rules of its own and training, ranked strength and fighting technique are central.
Across the last 12 chapters, the release rhythm works out at roughly one chapter a week. The latest one went up about 310 days ago.
If you are picking Regressor Instruction Manual up for the first time, Chapter 0 is the opening chapter. It has been on the site since 20 September 2023. The full chapter list, in reading order, sits on the series page.
| Alternative titles | Regressor Instruction Manual, How to Use a Returner, Regressor Instructional Manual, คู่มือการใช้งานของนักข้ามเวลา, 回帰者の取扱説明書, 回归者使用说明书 |
|---|---|
| Author | Domi, Midnight Studio, Wooden Spoon, 독점, 수 연재 |
| Type | Series |
| Genres | Adventure, Fantasy, Martial Arts, Romance, Shounen |
| Chapters | 159 |
| Latest chapter | Chapter 155 |
| Last updated | 24 September 2025 |
Regressor Instruction Manual currently has 159 chapters on MangaOwl. The list was last updated on 24 September 2025.
The latest chapter listed is chapter 155, added on 24 September 2025.
Regressor Instruction Manual is credited to Domi, Midnight Studio and Wooden Spoon.
It is listed under Adventure, Fantasy, Martial Arts, Romance and Shounen.
It also appears as Regressor Instruction Manual, How to Use a Returner, Regressor Instructional Manual and คู่มือการใช้งานของนักข้ามเวลา.
Start at Chapter 0, the first chapter listed. The series page carries every chapter in reading order.
Looking at the most recent 12 chapters, the release rhythm works out at roughly one chapter a week. The latest one went up about 310 days ago.
Yes. All 159 chapters currently listed can be read in the browser at no cost, with no account required.
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