Takagi: Prepare for the ultimate sleepover challenge! Sumire Takagawa: You lose if: Sanae Tsukimoto: You can't snore over 100 decibels for a day! Yukari Tenkawa: You can't soak through the mattress with drool in a day! Mina Hibino: You can't get your snot bubble to touch the ceiling! Mano: You can't sleep for 2 days straight! Hōjō: You can't wiggle around in your sleep for at least an hour!