SoundCloud→ https://soundcloud.com/k-next/first-flightTwitter → https://twitter.com/K_NEXT0315BandCamp → https://k-next.bandcamp.com/track/first-flight-bandcamp-verYoutube → https://www.youtube.com/watch?v=UQVd_luFkdQ&t=24s
http://www.nicovideo.jp/watch/sm35401523