- Voice Actor (CV)
- Mai Nakahara
- Gender
- Female
- Role
- Supporting
- Identity
- A student at Momijigaoka High School who serves as the president of the school's Siesta Club
Personality
sleep-obsessed
meticulous
gentle and courteous
highly competitive
Sui Nemuri makes her debut in the second season of the anime as the leader of the Siesta Club at Momijigaoka High School. Treating napping as a serious competitive discipline, she shows no mercy to those who take it lightly. During an inter-school napping competition, she faces off against Uika Satsuki in a battle fought within the realm of dreams, showcasing her exceptional sleep technique and unwavering dedication—proving that the art of the nap can be elevated to its absolute peak.