Satomi Satō
The show had two opening and ending themes, sung by Yui Horie. For the first 12 episodes, the opening theme is "Golden Time" and the ending theme is "Sweet &amp; Sweet Cherry". From episode 13 onwards, the opening theme is "The♡World's♡End" and the ending theme is . The insert song for episode 4 is by Nana's voice actress, Satomi Satō.