Cover of the Boku no Kokoro no Yabai Yatsu

Boku no Kokoro no Yabai Yatsu

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Despite appearing like an ordinary student in middle school, Kyoutaro Ichikawa harbors a dark desire for murder deep in his heart. He fixates on his class's idol, Anna Yamada, and obsesses over the idea of killing her. Ironically, Ichikawa finds himself frequently encountering Yamada in the school library, where she indulges in her love for candy. Through their interactions, Ichikawa discovers that Yamada is more of an airhead than he initially thought, but his feelings for her only grow stronger. Likewise, Yamada takes pleasure in teasing Ichikawa and relishing in his flustered reactions. Over time, their daily exchanges transform their distant relationship into something more meaningful. As Ichikawa's murderous impulses gradually fade away, he begins to realize that his heart now beats for Yamada.

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Type

Manga

Genre

Published

September 23, 2024

Updated

October 14, 2025

Boku no Kokoro no Yabai Yatsu Episodes

Start to Chapter 1

First Chapter

Chapter 1

Read Now

Latest Chapter

Chapter 177

Read Now

Chapter 177

September 18, 2025

Chapter 176

September 4, 2025

Chapter 175

August 22, 2025

Chapter 174

August 7, 2025

Chapter 173

July 24, 2025

Chapter 172

July 11, 2025

Chapter 171

June 27, 2025

Chapter 170

June 13, 2025

Chapter 169

May 29, 2025

Chapter 168

May 16, 2025

Chapter 167

May 2, 2025

Chapter 166

April 18, 2025

Chapter 165

April 18, 2025

Chapter 164

March 21, 2025

Chapter 163

March 7, 2025

Chapter 162

February 21, 2025

Chapter 161

February 6, 2025

Chapter 160

January 24, 2025

Chapter 159.1

January 2, 2025

Chapter 159

December 27, 2024

Chapter 158

December 27, 2024

Chapter 157

November 29, 2024

Chapter 156.1

November 29, 2024

Chapter 156

November 14, 2024

Chapter 155

October 31, 2024

Chapter 154.1

October 31, 2024

Chapter 154

October 31, 2024

Chapter 153

September 23, 2024

Chapter 152

September 23, 2024

Chapter 151

September 23, 2024

Chapter 150

September 23, 2024

Chapter 149

September 23, 2024

Chapter 148

September 23, 2024

Chapter 147

September 23, 2024

Chapter 146

September 23, 2024

Chapter 145.2

September 23, 2024

Chapter 145

September 23, 2024

Chapter 144.1

September 23, 2024

Chapter 144

September 23, 2024

Chapter 143.3

September 23, 2024

Chapter 143.1

September 23, 2024

Chapter 143

September 23, 2024

Chapter 142.1

September 23, 2024

Chapter 142

September 23, 2024

Chapter 141.4

September 23, 2024

Chapter 141.2

September 23, 2024

Chapter 141

September 23, 2024

Chapter 140.6

October 31, 2024

Chapter 140.3

September 23, 2024

Chapter 140.1

September 23, 2024

Chapter 140

September 23, 2024

Chapter 139.2

September 23, 2024

Chapter 139.1

September 23, 2024

Chapter 139

September 23, 2024

Chapter 138.1

September 23, 2024

Chapter 138

September 23, 2024

Chapter 137.1

September 23, 2024

Chapter 137

September 23, 2024

Chapter 136.3

September 23, 2024

Chapter 136.2

September 23, 2024

Chapter 136.1

September 23, 2024

Chapter 136

September 23, 2024

Chapter 135.1

September 23, 2024

Chapter 135

September 23, 2024

Chapter 134.2

September 23, 2024

Chapter 134

September 23, 2024

Chapter 133

September 23, 2024

Chapter 132

September 23, 2024

Chapter 131

October 31, 2024

Chapter 130

September 23, 2024

Chapter 129

September 23, 2024

Chapter 128.3

September 23, 2024

Chapter 128.2

September 23, 2024

Chapter 128

September 23, 2024

Chapter 127.2

September 23, 2024

Chapter 127.1

September 23, 2024

Chapter 127

September 23, 2024

Chapter 126

September 23, 2024

Chapter 125.2

September 23, 2024

Chapter 125

September 23, 2024

Chapter 124

September 23, 2024

Chapter 123.1

September 23, 2024

Chapter 123

September 23, 2024

Chapter 122.1

September 23, 2024

Chapter 122

September 23, 2024

Chapter 121.1

September 23, 2024

Chapter 121

September 23, 2024

Chapter 120.1

September 23, 2024

Chapter 120

September 23, 2024

Chapter 119.1

September 23, 2024

Chapter 119

September 23, 2024

Chapter 118.1

September 23, 2024

Chapter 118

September 23, 2024

Chapter 117.1

September 23, 2024

Chapter 117

September 23, 2024

Chapter 116

September 23, 2024

Chapter 115

September 23, 2024

Chapter 114.2

September 23, 2024

Chapter 114

September 23, 2024

Chapter 113

September 23, 2024

Chapter 112

September 23, 2024

Chapter 111

September 23, 2024

Chapter 110

September 23, 2024

Chapter 109

September 23, 2024

Chapter 108

September 23, 2024

Chapter 107

September 23, 2024

Chapter 106

September 23, 2024

Chapter 105

September 23, 2024

Chapter 104

September 23, 2024

Chapter 103

September 23, 2024

Chapter 102

September 23, 2024

Chapter 101

September 23, 2024

Chapter 100.5

September 23, 2024

Chapter 100

September 23, 2024

Chapter 99

September 23, 2024

Chapter 98

September 23, 2024

Chapter 97

September 23, 2024

Chapter 96

September 23, 2024

Chapter 95

September 23, 2024

Chapter 94

September 23, 2024

Chapter 93

September 23, 2024

Chapter 92

September 23, 2024

Chapter 91

September 23, 2024

Chapter 90

September 23, 2024

Chapter 89

September 23, 2024

Chapter 88

September 23, 2024

Chapter 87

September 23, 2024

Chapter 86

September 23, 2024

Chapter 85

September 23, 2024

Chapter 84

September 23, 2024

Chapter 83

September 23, 2024

Chapter 82

September 23, 2024

Chapter 81

September 23, 2024

Chapter 80

September 23, 2024

Chapter 79

September 23, 2024

Chapter 78

September 23, 2024

Chapter 77

September 23, 2024

Chapter 76

September 23, 2024

Chapter 75

September 23, 2024

Chapter 74

September 23, 2024

Chapter 73

September 23, 2024

Chapter 72

October 31, 2024

Chapter 71

September 23, 2024

Chapter 70

September 23, 2024

Chapter 69

September 23, 2024

Chapter 68

September 23, 2024

Chapter 67

September 23, 2024

Chapter 66

September 23, 2024

Chapter 65

September 23, 2024

Chapter 64

September 23, 2024

Chapter 63

September 23, 2024

Chapter 62

September 23, 2024

Chapter 61

September 23, 2024

Chapter 60

September 23, 2024

Chapter 59

September 23, 2024

Chapter 58

September 23, 2024

Chapter 57.5

September 23, 2024

Chapter 57

September 23, 2024

Chapter 56

September 23, 2024

Chapter 55

September 23, 2024

Chapter 54

September 23, 2024

Chapter 53

September 23, 2024

Chapter 52

September 23, 2024

Chapter 51

September 23, 2024

Chapter 50

September 23, 2024

Chapter 49

September 23, 2024

Chapter 48

September 23, 2024

Chapter 47

September 23, 2024

Chapter 46

September 23, 2024

Chapter 45

September 23, 2024

Chapter 44

September 23, 2024

Chapter 43

September 23, 2024

Chapter 42

September 23, 2024

Chapter 41

September 23, 2024

Chapter 40

September 23, 2024

Chapter 39

September 23, 2024

Chapter 38

September 23, 2024

Chapter 37

September 23, 2024

Chapter 36

September 23, 2024

Chapter 35

September 23, 2024

Chapter 34

September 23, 2024

Chapter 33

September 23, 2024

Chapter 32

September 23, 2024

Chapter 31

September 23, 2024

Chapter 30

September 23, 2024

Chapter 29

September 23, 2024

Chapter 28

September 23, 2024

Chapter 27

September 23, 2024

Chapter 26

September 23, 2024

Chapter 25

September 23, 2024

Chapter 24

September 23, 2024

Chapter 23

September 23, 2024

Chapter 22

September 23, 2024

Chapter 21

September 23, 2024

Chapter 20

September 23, 2024

Chapter 19

September 23, 2024

Chapter 18

September 23, 2024

Chapter 17

September 23, 2024

Chapter 16

September 23, 2024

Chapter 15.5

September 23, 2024

Chapter 15

September 23, 2024

Chapter 14

September 23, 2024

Chapter 13

September 23, 2024

Chapter 12

September 23, 2024

Chapter 11

September 23, 2024

Chapter 10

September 23, 2024

Chapter 9

September 23, 2024

Chapter 8

September 23, 2024

Chapter 7

September 23, 2024

Chapter 6

September 23, 2024

Chapter 5

September 23, 2024

Chapter 4

September 23, 2024

Chapter 3

September 23, 2024

Chapter 2

September 23, 2024

Chapter 1

September 23, 2024

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