Tomoyuki Saiki (college student)

Chisako Hosokawa (art student)

Yoshiko Hosokawa (Chisako's elder sister)

Misao Hayashi (Tomoyuki's fiancée)

Shizu Ube (Saiki's aunt)

Hachiro (portrait artist)

Tatsunari Ube (Saiki's uncle & professor)

Magazine journalist A

Matsushima, a private detective

Apartment resident

Suzuki, a student

Miss Saeko

Doctor

Miyoshi, a student

Nakagawa, a student

Student B

Student A