【Vocal】Kazuki MatsumotoTwitter - https://twitter.com/KazukiMatsumo12Instagram - https://www.instagram.com/kazuki_matzYoutube - https://www.youtube.com/channel/UCaFK2kdcy9uXbpVyM_Z-mtQ?view_as=subscriber
http://www.nicovideo.jp/watch/sm37436456