【Vocal】Kazuki MatsumotoTwitter - https://twitter.com/kazk1210Instagram - https://www.instagram.com/ksradio/Youtube - https://www.youtube.com/channel/UCaFK2kdcy9uXbpVyM_Z-mtQBackground Music - https://www.youtube.com/watch?v=zGSpWjkWyXc 【Chorus & Guitar】BLUE MUSICYoutube - https://www.youtube.com/channel/UChhLZ1506ISYaaznGZDIKSAInstagram - https://www.instagram.com/blue____f/