The single was released in three versions: the Limited Anime Edition, the Limited Yodel Edition, and the Regular Edition. The Limited Anime Edition includes a DVD with the music video for the title track, while the other two editions are CD-only.
Limited Anime Edition
edit
Title 1. "Butterfly Effect" (バタフライエフェクト ) 2. "Encore no Koi" (アンコールの恋 ) 3. "Butterfly Effect (Anime Size ver.)" (バタフライエフェクト (アニメサイズver.) ) 4. "Butterfly Effect (Less Vocal ver. )" 5. "Encore no Koi (Less Vocal ver.)"
DVD Title 1. "Butterfly Effect" (Music video) 2. "Credits-free opening sequence of Nanana's Buried Treasure " (『龍ヶ嬢七々々の埋蔵金』 ノンクレジットオープニング映像 )
Limited Yodel Edition
edit
Title 1. "Butterfly Effect" 2. "Encore no Koi" 3. "Shiawase no Harigami wa Itsumo Senaka ni" (幸せの貼り紙はいつも背中に ) 4. "Butterfly Effect (Less Vocal ver.)" 5. "Encore no Koi (Less Vocal ver.)" 6. "Shiawase no Harigami wa Itsumo Senaka ni (Less Vocal ver.)" (幸せの貼り紙はいつも背中に (Less Vocal ver.) )
Title 1. "Butterfly Effect" 2. "Encore no Koi" 4. "Butterfly Effect (Less Vocal ver.)" 5. "Encore no Koi (Less Vocal ver.)" 6. "Lovely Smiley Baby" (ラブリースマイリーベイビー )
Chart (2014)
Peak position
Oricon Daily Singles Chart[3] [4]
1
Oricon Weekly Singles Chart[4]
3