A Cool Girl and a 12cm Promise

A Cool Girl and a 12cm Promise

Promise of 12cm with Cool Girl; Cool Girl and a Promise of 12cm; A Story About Becoming Cooler than the Cool Girl (Serialization)

Followed by 249 people

Authors: Ziki masaya

Status:Ongoing

View:26,429

Genres: Romance Drama School life

Rating: 9.56/10 (37 votes)

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Read A Cool Girl and a 12cm Promise on mangago

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Chapter List

First Chapter

Chapter 1 : The Promise

New Chapter

Oct 10, 2025

Sep 16, 2025

Sep 16, 2025

Sep 16, 2025

Sep 16, 2025

Sep 16, 2025

Sep 16, 2025

Sep 16, 2025

Sep 16, 2025

Aug 05, 2025

Jul 21, 2025

Jun 30, 2025

Jun 30, 2025

Jun 24, 2025

Chapter 37 : Ch 37

Jun 11, 2025

May 23, 2025

Chapter 35 : Ch 35

May 08, 2025

Chapter 34 : Ch 34

Mar 27, 2025

Mar 09, 2025

Mar 05, 2025

Chapter 31 : Ch 31

Feb 22, 2025

Feb 16, 2025

Feb 05, 2025

Feb 03, 2025

Jan 24, 2025

Jan 10, 2025

Oct 21, 2024

Sep 27, 2024

Sep 02, 2024

Aug 23, 2024

Jul 21, 2024

Chapter 21.5: Special: The Tachibana Ibuki Fanclub

Jan 10, 2025

Chapter 21 : Ch 21 5 : Special

Jan 10, 2025

Jul 07, 2024

Jan 28, 2025

Chapter 20.6: Guest Chapter By Fuminosuke

Jun 30, 2024

Jun 30, 2024

Chapter 20: Hero

Jun 25, 2024

Jun 25, 2024

Jun 24, 2024

Chapter 17.5 : First Earrings

Jun 23, 2024

Chapter 17 : Earrings

Jun 22, 2024

Jun 22, 2024

Jun 21, 2024

Chapter 14: What Is Ibuki?

Jun 20, 2024

Chapter 13 : Show Them To Me

Jun 20, 2024

Jun 19, 2024

Chapter 12 : Sleepover

Jun 19, 2024

Sep 15, 2024

Chapter 11.5: Volume 1 Extras

Feb 03, 2025

Chapter 11 : Weakness

Jun 18, 2024

Jun 16, 2024

Jun 15, 2024

Chapter 8: A Capable Man

Jun 12, 2024

Chapter 7 : Photo Booth

Jun 10, 2024

Jun 09, 2024

Chapter 5: Reason For Applying

Jun 06, 2024

Chapter 4: Ahhn

Jun 05, 2024

Jun 01, 2024

Chapter 2: A Ways To Go

May 30, 2024

Chapter 1 : The Promise

Aug 26, 2023

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Chapter 33

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