Batoto
Kakkoii Onnanoko to 12-centi no Yakusoku
MangaOngoingjosei

Kakkoii Onnanoko to 12-centi no Yakusoku

Ziki Masaya202375 chapters
RomanceComedyDramaSchool LifeSlice of Life
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75 Chapters

Chapter 65— Oshi

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11h ago
Chapter 64— A godly event

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1d ago
Chapter 63— The chaotic four

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3d ago
Chapter 62— Does she hate him?

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3d ago
Chapter 61— I absolutely cannot tell her

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May 29, 2026
Chapter 60— My bad

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May 26, 2026
Chapter 59— You've gotten so big

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May 25, 2026
Chapter 58— I'm not budging

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Mar 17, 2026
Chapter 57— Introductions

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Mar 17, 2026
Chapter 56— To be coddled

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Mar 17, 2026
Chapter 55— Promise Me

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Feb 20, 2026
Chapter 54— As her boyfriend…

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Feb 1, 2026
Chapter 53— Am I worthy of being her boyfriend?

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Feb 1, 2026
Chapter 52— I'm so Lame...

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Feb 1, 2026
Chapter 51— It Hurts

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Dec 6, 2025
Chapter 50— I keep remembering

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Nov 5, 2025
Chapter 49— Ferris Wheel

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Oct 9, 2025
Chapter 48.5— Special Chapter: My Cool Girlfriend

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Sep 16, 2025
Chapter 48— The Meaning of "Love"

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Sep 16, 2025
Chapter 47— A Cool Girl

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Sep 16, 2025
Chapter 46— You Can Do It

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Sep 16, 2025
Chapter 45— Holding Hands

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Sep 16, 2025
Chapter 44.5— Ganma Extra

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Sep 16, 2025
Chapter 44— A Date at the Amusement Park

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Sep 16, 2025
Chapter 43— Exthited

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Sep 16, 2025
Chapter 42— I'd prefer if it was just the two of us

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Aug 5, 2025
Chapter 41— Don't go

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Jul 20, 2025
Chapter 40— Trauma

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Jun 30, 2025
Chapter 39— Grumpy

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Jun 30, 2025
Chapter 38— My heart is so noisy…

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Jun 24, 2025
Chapter 37— Am I in love with her?

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Jun 10, 2025
Chapter 36— Jealousy

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May 22, 2025
Chapter 35— I’ll help you

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May 8, 2025
Chapter 34— Tailing

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Mar 27, 2025
Chapter 33— Physical Exam

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Mar 9, 2025
Chapter 32— Please Give Me Some Time

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Mar 5, 2025
Chapter 31— I Don't Understand Love

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Feb 22, 2025
Chapter 30— Reunion and Confession

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Feb 16, 2025
Chapter 29.5— Volume 3 Extra

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Oct 9, 2025
Chapter 29— Skipping Class

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Feb 5, 2025
Chapter 28— The Transfer Student

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Feb 2, 2025
Chapter 27— A New Class

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Jan 24, 2025
Chapter 26— My Girlfriend.

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Jan 10, 2025
Chapter 25— What If...

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Oct 21, 2024
Chapter 24— The meaning behind that heat

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Sep 27, 2024
Chapter 23— Hold My Hand

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Sep 2, 2024
Chapter 22— I wanted to hang out

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Aug 23, 2024
Chapter 21.5— Special: The Tachibana Ibuki Fanclub

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Jul 21, 2024
Chapter 21— Irreplaceable

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Jul 7, 2024
Chapter 20.7— Guest Chapter by Fuminosuke

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Jun 29, 2024
Chapter 20.6

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Jun 26, 2024
Chapter 20.5— Volume 2 Extras

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Jan 24, 2025
Chapter 20— Hero

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Jun 24, 2024
Chapter 19— I have worries

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Jun 24, 2024
Chapter 18— Fortunes

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Jun 24, 2024
Chapter 17.5— First earrings

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Jun 23, 2024
Chapter 17— Earrings

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Jun 22, 2024
Chapter 16— Wait for me

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Jun 21, 2024
Chapter 15— At least a little

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Jun 20, 2024
Chapter 14— What is Ibuki?

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Jun 20, 2024
Chapter 13— Show them to me

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Jun 19, 2024
Chapter 12.5— An excerpt from the sleepover

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Jun 19, 2024
Chapter 12— Sleepover

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Jun 19, 2024
Chapter 11.5— Volume 1 Extras

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Jun 25, 2024
Chapter 11— Weakness

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Jun 17, 2024
Chapter 10— Cafe Ghost

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Jun 16, 2024
Chapter 9— Such an idiot

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Jun 15, 2024
Chapter 8— A Capable Man

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Jun 12, 2024
Chapter 7— Photo Booth

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Jun 10, 2024
Chapter 6— Means of hiding

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Jun 9, 2024
Chapter 5— Reason for applying

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Jun 5, 2024
Chapter 4— Ahhn

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Jun 5, 2024
Chapter 3— Set in stone?

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May 31, 2024
Chapter 2— A ways to go

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May 30, 2024
Chapter 1— The Promise

ElPsyKongroo

Aug 25, 2023

Synopsis

Tomoaki Kanba admired his boyish childhood friend, Ibuki Tachibana, and promised to become "more cool" than her. However, four years have passed, and Ibuki has grown up to be an even more handsome girl! Their relationship is as unchanged as a 12cm height difference that cannot be filled...? The curtain rises on a pure love story about a cool girl who is sorely in love with a boy who wants to be cool!-

Alternative Titles

[ja]カッコいい女の子と12センチの約束

[ja-ro]Kakkoi Onnanoko to 12 cm no Yakusoku

[en]A Cool Girl and a 12cm Promise

[en]Promise of 12cm with Cool Girl

[es-la]Una chica genial y una promesa de 12 cm