Kayashima is a Showa-style yoshoku restaurant in Kichijoji that serves Neapolitan spaghetti, omurice, and hamburg steak. The signature Neapolitan has a strong ketchup and cheese flavor with thick bacon, and the set comes with hamburg steak and coffee or tea. It appeared in season 1, episode 7 of Kodoku no Gourmet, and waits of 30 to 50 minutes at lunch on weekdays plus another 20 to 30 minutes for food have been recorded. All seats allow smoking, which can make dining uncomfortable for non-smokers.