|Serizawa Naoki芹澤 直樹|
|Hair||Brown, Short, Spiky Bangs|
|Clothes||Cardigan, Necktie, School Uniform, Trousers, Vest|
|Role||Cousin, Domestic Partner, High School Student|
|Visual novels||Protagonist - Memories Off: Yubikiri no Kioku|
Protagonist - Memories Off: Yubikiri no Kioku - Futari no Fuuryuuan
|Voiced by||Okamoto Nobuhiko|
Naoki is the protagonist of Yubikiri no Kioku. Naoki used to live at Chinatsu's home but is now living alone. Naoki is a second-year student at the private Tōrin high school.