Sotsugyō Shashin Dake ga Shitteru

"Sotsugyō Shashin Dake ga Shitteru"
Type A CD cover, featuring Nao Kosaka
Single by Hinatazaka46
English titleOnly the Graduation Photo Knows
B-side
  • "Suzuka"
  • "Kodoku Tachi yo"
  • "Ano Ko ni Guigui"
  • "43-nen Machi no Croquette"
  • "Instead of You"
  • "Ashi no Koyubi o Tansu no Kaku ni Butsuketa"
ReleasedJanuary 29, 2025 (2025-01-29)
GenreJ-pop
LabelSony Music Entertainment Japan
LyricistYasushi Akimoto
ProducerYasushi Akimoto
Hinatazaka46 singles chronology
"Zettaiteki Dairokkan"
(2024)
"Sotsugyō Shashin Dake ga Shitteru"
(2025)
"Love Yourself!"
(2025)
Music video
"Sotsugyō Shashin Dake ga Shitteru" on YouTube
"Suzuka" on YouTube
"Ashi no Koyubi o Tansu no Kaku ni Butsuketa" on YouTube

"Sotsugyō Shashin Dake ga Shitteru" (Japanese: 卒業写真だけが知ってる; lit.'Only the Graduation Photo Knows') is the thirteenth single by Japanese girl group Hinatazaka46, released on January 29, 2025, by Sony Music Entertainment Japan. It features Nao Kosaka as the center (lead performer) and is the last single featuring the group's founding members. The single debuted atop the weekly Oricon Singles Chart.