These are the novel illustrations that were included in volume 1.
Cover
Back cover
Eita-kun, what's wrong?
Chiwa fold
Index
Masuzu fold
Page 4-5
Page 16
Page 22
Page 23
Page 55
Page 62
Page 67
Page 85
Page 95
Page 103
Page 115
Page 125
Page 151
Page 168
Page 169
Page 175
Page 193
Page 224-225
Page 235
Page 243
Page 255
Page 266
Page 271
Page 279