Yoru wa Nemureru kai?

 (夜は眠れるかい?) is the 17th single by flumpool. It was released on February 10, 2016, and peaked at #3 on the Oricon single chart.

Single Information
The lead track Yoru wa Nemureru kai? was used as the first opening theme for the anime Ajin: Demi-Human.
 * Catalog Number:
 * AZCS-2060 (Regular Edition)
 * AZZS-41 (Limited Edition)
 * Lyrics: Yamamura Ryuta
 * Composition: Sakai Kazuki
 * Arrangement: Momota Rui

CD

 * 1) Yoru wa Nemureru kai? (夜は眠れるかい？)
 * 2) Kimi ga Waraeba ~Just like happiness~ (君が笑えば ～Just like happiness～)
 * 3) MOMENT
 * 4) Yoru wa Nemureru kai? (Instrumental)
 * 5) Kimi ga Waraeba ~Just like happiness~ (Instrumental)

Limited Edition DVD

 * 1) "flumpool LIMITED TOUR 2015 'R→LOOF PLAN ~Otona no Yaneura Keikaku~' Zepp DiverCity TOKYO Zepp DiverCity TOKYO Kouen no Moyou wo Special Selection de Shuuroku (「flumpool LIMITED TOUR 2015『R→LOOF PLAN ～大人の屋根裏計画～』」Zepp DiverCity TOKYO公演の模様をスペシャルセレクションで収録)