"Oppa, Oppa" is the first Japanese single by Super Junior-D&E, released on April 4, 2012 in three editions: CD only, CD+DVD and a limited CD+DVD edition.
CD Only Edit
- Oppa, Oppa
- First Love
- Oppa, Oppa (Music Video)
- Oppa, Oppa (Music Video) [Dance Ver. Type A]
- Music Video Making Clip
- Oppa, Oppa -Super Show 4 in Osaka Ver.-
- Oppa, Oppa -Music Video- [Dance Ver. Type B]
- Jacket Making Clip
- CD Only
- Lyrics: Goro Matsui, Young Sky, Peter
- Composition: Young Sky, Peter
- On the day of its release, it reached number two on Oricon Daily Chart with 42,114 copies sold.
- It debuted at number two on Oricon Weekly Chart for the week of 2 to 8 April 2012 with 68,475 copies sold and number one on Tower Records' daily charts.