: This specific era followed the group's "Digitalian" tour and preceded the "Japonism" era, often featuring casual yet coordinated outfits suited for the classroom-themed WakuWaku Gakko stage.
: The video is a 720p HD recording in MP4 format, a common standard for high-quality video playback and storage. Key Features of the Performance Download Wgya 2015 720p Hatenai Sora mp4
: Features lead vocals by Kazunari Ninomiya, supported by the signature harmonies of the full five-member group. : This specific era followed the group's "Digitalian"