Souichi's Diary of Delights is volume five in the Horror World of Junji Ito series. It was originally published in 1997.

The stories in this collection focus on Souichi Tsujii, a young boy who is obsessed with curses and the occult, much to the annoyance of his typical Japanese family. Souichi tends to not only make trouble for other people with his strange and mischievous behavior, but he also gets himself into hot water as well.

Collected stories:

Fun Summer Vacation
Fun Winter Vacation
Souichi's Diary of Delights
Souichi's Home Tutor
Mannequin Teachers
Souichi's Birthday