June 2025: Best-Selling Manga Volumes in Japan

Here’s a list of the top 10 best-selling manga volumes in Japan for June 2025, based on physical sales data tracked throughout the month (compiled from weekly Oricon rankings ending June 30):

🏆 Top 10 Manga Volumes by Estimated Sales

1. Blue Lock Vol. 34

ブルーロック 34巻
~118,600 copies sold
The blockbuster sports manga retains massive popularity and leads the month by a wide margin.

2. That Time I Got Reincarnated as a Slime Vol. 29

転生したらスライムだった件 29巻
~52,900 copies sold
This long-running isekai series continues to maintain a strong readership with each new release.

3. Uma Musume: Cinderella Gray Vol. 20

ウマ娘 シンデレラグレイ 20巻
~43,500 copies sold
The alternate horse-girl universe spins a successful side-story that remains consistently popular.

4. Yona of the Dawn Vol. 46

暁のヨナ 46巻
~40,200 copies sold
A staple in the shōjo genre, this fantasy-romance keeps drawing loyal fans even in its 40s volume range.

5. Little Firefly Bride Vol. 8

ホタルの嫁入り 8巻
~28,700 copies sold
A quietly growing romance drama that has now broken into the national monthly charts.

6. The Ogre’s Bride Vol. 7

鬼の花嫁 7巻
~27,400 copies sold
An increasingly talked-about supernatural romance that's gaining traction across younger demographics.

7. Under the Oak Tree Vol. 3

アンダー・ザ・オークツリー 3巻
~21,400 copies sold
Originally a web novel and manhwa, its Japanese tankōbon adaptation finds strong footing early.

8. Nagi’s Long Vacation Vol. 12

長い夏休みのナギ 12巻
~20,400 copies sold
A heartfelt slice-of-life that has carved out a steady fanbase.

9. A Couple of Cuckoos Vol. 28

カッコウの許嫁 28巻
~20,200 copies sold
The romantic comedy still holds a place on the charts as it nears its conclusion.

10. Welcome to Demon School! Iruma-kun Vol. 43

魔入りました！入間くん 43巻
~17,600 copies sold
This long-running supernatural school comedy continues to be a solid performer month after month.

🔎 Observations

• Blue Lock remains unmatched as a top seller, bolstered by anime momentum and consistent pacing.
• Both fantasy and romance genres are heavily represented, reflecting shifting reader preferences post-spring season.
• Titles like Under the Oak Tree signal the growing influence of web-originated stories transitioning into print.
• Long-running franchises (like Yona, Cuckoos, and Iruma-kun) continue to dominate shelf space and reader loyalty.