Shueisha

Ribon Mascot Comics My First Big Brother Vol. 3

はじめてのおにいちゃん 3

Brand New Authentic Japanese Product
$6.00
Release March 24, 2026
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My First Big Brother

Ribon Mascot Comics My First Big Brother Vol. 3 is an official Japanese paper manga volume by Yuko Kasumi, published by Shueisha under the Ribon Mascot Comics label.

My ex-boyfriend has become my big brother. Kokoro is still nursing an unrequited crush on Ao, her ex-boyfriend and now her stepbrother. A beautiful classmate who knows their secret enters the picture, and they end up on a double date at an amusement park! The other girl begins making bold advances toward Ao. Romance with this doting, intensely devoted but hopelessly indecisive stepbrother is full of one unpredictable turn after another!

This Japanese paper edition contains 176 pages and was released in Japan on March 24, 2026.

Product Details

Franchise
My First Big Brother
Author
Yuko Kasumi
Product line
Ribon Mascot Comics
Print Length
176
Year
2026
Language
Japanese
JAN
4088678389
ISBN-13
9784088678382
Publisher
Shueisha

© Yuko Kasumi / SHUEISHA