Rakuten Kobo

Do Kindle and Rakuten Kobo Emit Blue Light?

E-readers like Kindle and Rakuten Kobo are often considered gentle on the eyes. But do they really not emit blue light? This article explains based on their structure and technology.

2024.5.22

Types of eBook File Formats and Compatibility with eBook Readers

Even though we call them eBooks, they are distributed and sold in various file formats. In this article, we summarize the main eBook file formats and the eBook readers and devices compatible with them.

2022.9.26

How to Permanently Preserve E-Books

Since e-books are in digital format, they do not degrade over time. In this guide, we summarize whether it is possible to permanently preserve e-books and how to do it.

2022.9.13

How to Deal with Forgetting Where You Bought an E-book

Unlike physical paper books, e-books can often lead to situations where you forget where you bought them, especially when changing to a new smartphone or tablet. This time, we’ll introduce how to deal with such cases.

2022.9.7

Prevent Eye Strain! Read Ebooks with Eye-Friendly Settings

Reading involves looking at text for long periods of time, which naturally leads to eye strain. However, by adjusting to eye-friendly settings, you can reduce or even prevent eye fatigue.

2022.9.6

Can You Buy or Resell Digital Books Like Kindle?

Secondhand books are common with paperbacks, but what about digital eBooks? This guide explores whether used eBooks exist, the rules around reselling Kindle and other digital books, and if you can sell your purchased titles through online marketplaces or auctions.

2022.8.31

The Hidden Risk: Losing Access to Your eBooks if Your Account Is Suspended

eBooks are easy to buy and take up no physical space. However, because the system inherently increases lock-in to a “digital reading platform,” there is a real risk of losing access to purchased eBooks if the account is suspended.

2022.8.29

Is It Okay to Read eBooks Before Bed? Does It Affect Sleep?

eBooks make it easy to enjoy reading anytime on smartphones, tablets, or dedicated eReaders. Many people find themselves absorbed in reading right before going to sleep—but does bedtime eBook reading negatively impact your sleep quality or overall health?

2022.8.22

[Latest in 2022] Summary of e-book readers and e-paper tablets that can use micro SD.

Micro SD compatible e-book readers that allow you to store a large amount of e-book data and read books from a large library whenever you want. From dedicated e-book readers to e-paper tablets, we have compiled a list of models that support micro SD.

2022.3.7