Top Best-Selling Books of the First Half of 2026 Revealed by bookfan

Introduction

In a significant reveal, LINE Digital Frontier Co., Ltd. has released the ranking of best-selling books for the first half of 2026 through its online book sales service, bookfan. This announcement showcases the noteworthy titles that captured the readers' interests during this period, highlighting the dynamic market of literature in Japan. The ranking is based on sales data collected from January 1 to June 30, 2026, providing insights into current reading trends.

2026 First Half Best-Sellers Overview

The 2026 First Half Best-Sellers list features a diverse array of titles, with a focus on both fiction and educational literature. The rankings reflect not only sales figures but also the cultural significance of these works among readers of all ages. Below are the top three best-sellers:

1. ONE PIECE Magazine - Special Issue on Heroines (Card Edition)

Coming in at number one is the highly anticipated ONE PIECE Magazine special edition focused on its female characters, specifically ヒロインズ 021. Although it was available for pre-order only, the interest in this title soared, reflecting the enduring popularity of Eiichiro Oda's work and its ability to captivate audiences with compelling narratives featuring strong female roles. The magazine promises exclusive content that fans have eagerly awaited, solidifying its position in the market even before its official release.

2. はじめての“からだ”と“性”のえほんだいじだいじどーこだ?

The second best-seller is an educational picture book aimed at children titled “はじめての‘からだ’と‘性’のえほんだいじだいじどーこだ?” by Sakiko Tōmi with illustrations by Mizumaru Kawahara. This book has successfully maintained its popularity from 2025, providing essential early lessons in anatomy and personal safety. It encourages parents and children to discuss topics around the body and its importance, fostering a sense of security and understanding.