Yonezu self-released two albums of Vocaloid songs, Hanataba to Suisō in February and Official Orange in November.

Official Orange also featured a song where Yonezu used his own vocals, "Yūen Shigai (遊園市街, "Amusement City Streets").

[3] The group had worked on Yonezu's songs "Clock Lock Works," "World's End Umbrella," "Sajō no Yumekui Shōjo" (沙上の夢喰い少女, "Dream-eater Girl on the Sand") and "Wonderland to Hitsuji no Uta" (ワンダーランドと羊の歌, "Wonderland and the Sheep's Song").

[7] The song "Machi" was originally titled "Furu Asa" (降る朝, "Falling Morning"), and the lyrics were put in a blog post by Yonezu on March 16, 2011.

[13][14] On March 28, Balloom began distributing free sampler CDs to stores such as Tower Records, HMV, Shinseido, Village Vanguard, Comic Toranoana, Animate and Wonder Goo.

[2] On April 26, the song "Vivi" was released on Dwango for a limited 24-hour period, and reached number one on the store's charts that day.

[19] On June 13, Yonezu made an appearance on the Tokyo FM radio show School of Lock!

[22][23] In the same week, it reached number one on Billboard Japan's Top Independent Albums and Singles chart.

praised the album's rock taste, strongly forged melody lines and the "word-play"-like catchiness.

[31] All tracks are written by Kenshi Yonezu Personnel details were sourced from Diorama's liner notes booklet.