ブックスKOZUCHI

Name: ブックスKOZUCHI
Author: 三和書籍

A full-featured e-reader compatible with EPUB, PDF, and TXT formats. Customize the display to your liking and synchronize your bookshelf to make your daily reading more beautiful and comfortable.

Overview

Google Play Store

Downloads

Data as of 2026-09-14

Version:

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Last updated: 2026-06-24

Ranking

#3,199,842 ▲ 4,582

Overall

Features & Capabilities

"Learning" and "enjoyment" are always in your pocket.

"Books KOZUCHI" is an intuitive and highly functional e-reader app that supports a variety of formats, transforming your smartphone into your personal study.

It supports EPUB books, PDF documents, and text (TXT) files. With a focus on readability and smooth page turning, it provides a comfortable reading space that accompanies you in all aspects of your life, whether commuting, studying, or relaxing.

◆ Main Features and Functions:

【1. Expanded Reading with Multi-Format Support】
・EPUB: Beautifully and accurately displays e-book data, including detailed layouts and illustrations.

・PDF: Clear and smooth scrolling of specialized books, technical books, and manuals with many diagrams and charts.

・TXT: View text files in a clean and easy-to-read layout.

【2. Eye-Friendly, Freely Customizable Viewer】
・Detailed settings for font size, line spacing, background color, and text color.

* Equipped with a "Dark Mode" to reduce eye strain, making reading comfortable in bedrooms and dark places.

* Set your preferred font (font style) to arrange the most comfortable reading environment for you.

* 3. Resume reading anytime (Cloud Sync)

* Reading progress, bookmarks, and highlighted text information are securely and automatically synced to your account.

* Even when switching devices, you can immediately resume reading from where you left off.

* 4. Intuitive Bookshelf Management and Secure Security

* Neatly organize your existing book data and downloaded books. Smartly selectable bookshelf designs.

* To protect your private reading history, you can also set up app lock using biometric authentication (fingerprint/face recognition).

* 5. Convenient and Secure Features to Support Reading

* Search function to quickly check words in the text.

* Text-to-Speech (TTS) support that can be simply played according to the situation and mood.

We've meticulously designed this book so that you can experience the joy of reading every time you open a page.

Start your own smart reading space and new reading habits with "Books KOZUCHI"!