Harder, Better, Faster, Stronger1,042,481 Views SingersKotonoha Akane (VOICEROID)Other Voice SynthesizerKotonoha Aoi (VOICEROID)Other Voice SynthesizerTouhoku KiritanVoiceroidProducernijimi konniroProducerViews BreakdownNiconico747K ViewsYouTube295K ViewsDaily Views-1M4/201M4/21744/22414/23624/24494/251944/26VideorefreshRefresh Song DataListenYouTubeNiconicoVocaDB