Vocal - Kazuki MatsumotoTwitter - https://twitter.com/kazk1210Instagram - https://www.instagram.com/ksradio/Youtube - https://www.youtube.com/channel/UCaFK2kdcy9uXbpVyM_Z-mtQMixing - はっともっとTwitter - https://twitter.com/hattomottoOfficial Page - https://hattomotto.com/