Read manga: Kanojo No Kagi Wo Akeru Houhou

May 20, 2021

Chapter 70 [End]

May 06, 2021

Chapter 69

Apr 20, 2021

Chapter 68

Apr 12, 2021

Chapter 67

Mar 10, 2021

Vol.9 Chapter 66: Key 66: You're Important To Me

Feb 09, 2021

Vol.9 Chapter 65: Key 65: Let's Take A Bath With Mai-Chan's Little Sister

Jan 09, 2021

Vol.9 Chapter 64: Key 64: Mai-Chan's Little Sister's Arrived

Dec 14, 2020

Vol.9 Chapter 63: Key 63: The Black-Haired Girl Is Staying Over

Nov 20, 2020

Vol.8 Chapter 62: Key 62: The Person Wanted By That Black-Haired Girl (Part 2)

Oct 26, 2020

Vol.8 Chapter 61: Key 61: The Person Wanted By That Black-Haired Girl (Part 1)

Sep 27, 2020

Vol.8 Chapter 60: Key 60: The First And The Last Time (Pretending)

Aug 30, 2020

Vol.8 Chapter 59: Key 59: The Ambition To Diet

Aug 05, 2020

Vol.8 Chapter 58: Key 58: The Girls' Three-Way Struggle

Jul 07, 2020

Vol.8 Chapter 57: Key 57: Summer's Lost Item

Jun 14, 2020

Vol.8 Chapter 56: Key 56: And So The Summer Break Has Ended

May 18, 2020

Vol.8 Chapter 55: Key 55: After The Summer Festival

Apr 26, 2020

Vol.7 Chapter 54: Pop ✩ Star's Trip & Return

Mar 28, 2020

Vol.7 Chapter 53: Key 53: Mid Summer Firm-Sided Backpack Dx

Mar 03, 2020

Vol.7 Chapter 52: Key 52: The Chance To See Her In A Shirt

Feb 05, 2020

Vol.7 Chapter 51: Key 51: The Distance Between Me And Her

Jan 12, 2020

Vol.7 Chapter 50: Key 50: His Experiment

Aug 25, 2019

Vol.7 Chapter 49: Key 49: To Live By Soothing And Being Soothed.

Aug 25, 2019

Vol.7 Chapter 48: Key 48: My Desires And Her Kindness

Aug 25, 2019

Chapter 47: Ponytail, Braids And A Trap

Aug 25, 2019

Chapter 46: The Rain Won T Stop

Aug 25, 2019

Chapter 45

Aug 25, 2019

Vol.6 Chapter 44

Aug 25, 2019

Vol.6 Chapter 43

Aug 25, 2019

Chapter 42

Aug 25, 2019

Vol.01 Chapter 41 : Vol 01

Aug 25, 2019

Vol.6 Chapter 40

Aug 25, 2019

Chapter 39

Aug 25, 2019

Chapter 38: It S Similiar Huh

Aug 25, 2019

Chapter 37

Aug 25, 2019

Chapter 36

Aug 25, 2019

Chapter 35: Her Future And The Inside Of Her Skirt

Aug 25, 2019

Vol.5 Chapter 34

Aug 25, 2019

Vol.5 Chapter 33

Aug 25, 2019

Vol.4 Chapter 32

Aug 25, 2019

Chapter 31

Aug 25, 2019

Vol.4 Chapter 30 : Onsen Survival, The First

Aug 25, 2019

Vol.4 Chapter 29

Aug 25, 2019

Chapter 28 : A Befitting Friend

Aug 25, 2019

Vol.4 Chapter 27 : His And Her Secret Lesson

Aug 25, 2019

Vol.4 Chapter 26 : Her Determination, Aka Her Passion

Aug 25, 2019

Vol.4 Chapter 25 : Mai-Chan Returns! (2)

Aug 25, 2019

Chapter 24 : Mai-Chan Returns!

Aug 25, 2019

Vol.1 Chapter 23

Aug 25, 2019

Vol.1 Chapter 22

Aug 25, 2019

Vol.1 Chapter 21 : Her Teaching Methods

Aug 25, 2019

Vol.1 Chapter 20 : Her Circumstances 2

Aug 25, 2019

Vol.1 Chapter 19 : Let S Study About Kisses

Aug 25, 2019

Vol.3 Chapter 18 : Reconciliation

Aug 25, 2019

Vol.3 Chapter 17 : Bathroom War

Aug 25, 2019

Vol.3 Chapter 16 : For Example, How Do You Like This Soap Drama?

Aug 25, 2019

Vol.2 Chapter 15 : One More Time With Chizuru-San

Aug 25, 2019

Vol.2 Chapter 14 : Youth Five

Aug 25, 2019

Vol.2 Chapter 13 : Ruckus On Christmas Eve

Aug 25, 2019

Vol.2 Chapter 12 : If There S No Panties, Why Not Just Draw Blue Stripes?

Aug 25, 2019

Vol.2 Chapter 11 : Charge! Class Rep Next Door

Aug 25, 2019

Vol.2 Chapter 10 : Sister Invasion (Part 2)

Aug 25, 2019

Vol.2 Chapter 9 : Sister Invasion (Part 1)

Aug 25, 2019

Vol.2 Chapter 8 : It S Better To Have Some

Aug 25, 2019

Vol.1 Chapter 7 : Hazardous Kitchen

Aug 25, 2019

Vol.1 Chapter 6 : The Days Of A Maid

Aug 25, 2019

Vol.1 Chapter 5 : The Closing Declaration Of The Party Leader

Aug 25, 2019

Vol.1 Chapter 4V2 : The Opening Declaration Of The Party Leader

Aug 25, 2019

Vol.1 Chapter 3 : So What If The Welcoming Part Is A Little Late?

Aug 25, 2019

Vol.1 Chapter 2 : She And The Bath And This And That

Aug 25, 2019

Vol.1 Chapter 1 : Striped Equation