4 Juli 2018, SKE48 resmi merilis single ke-23 group 'Ikinari Punch Line [いきなりパンチライン]'.
Dihari pertama penjualan, single 'Ikinari Punch Line' berhasil terjual sebanyak 178,347 copies dan menduduki top chart single harian Oricon.
Penjualan hari pertama single ini mengalami penurunan sebanyak 42,944 copies dari single 'Muishiki no Iro [無意識の色]' yang terjual sebanyak 221,291 copies di hari pertama.
Peringkat Penjualan Single SKE48 di Hari Pertama
- Coquettish Juutai Chuu = 573,074
- Utsukushii Inazuma = 416,341
- Kiss Datte Hidarikiki = 387,702
- Choco no Dorei = 380,752
- Sansei Kawaii! = 349,835
- Maenomeri = 300,291
- 12-Gatsu no Kangaroo = 294,139
- Katomoi Finally = 285,467
- Oki Doki = 283,011
- Mirai to Wa? = 273,740
- Pareo wa Emerald = 264,492
- Igai ni Mango = 241,464
- Muishiki no Iro = 221,291
- Chicken LINE = 205,426
- Kin no Ai, Gin no Ai = 205,323
- Ikinari Punch Line = 178,347
- Banzai Venus = 163,208
- Aishiteraburu = 98,952
- 1!2!3!4! YOROSHIKU! = 86,322
- Bukiyou Taiyou = 67,786
- Gomen ne, SUMMER = 35,267
- Aozora Kataomoi = 21,961
- Tsuyokimono yo = 6,387
via Anakamirikarutenani.blogspot.com