..jā matane, eda ni ikutsu ka no katai tsubomi, sakurazensen mada konainoni" and translated as: "So long!

..yeah bye for now, in the branch some hard buds, before the cherry tree still doesn't come" The music video for the song "So Long!"

[4] SKE48 member Jurina Matsui plays the role of Mirai (lit: Future), a student who transferred to the school from Minamisoma, Fukushima Prefecture after the 2011 Tōhoku earthquake and tsunami.

[4] All the students at the school lend their support to Mirai because all of them have had experienced the 2004 Chūetsu earthquake and understand her predicament.

[4] The title track of this single was first unveiled on Tokyo Broadcasting System's Kayo Kyoku music programme on 22 January 2013.

[5] A six-minute version of the music video was subsequently unveiled on 24 January 2013 during the AKB48 Request Hour Set List Best 100 2013 performance series.