japanese electronic breakcore amenbreak HIGEDAN amen break グッド・バイ guddo・bai sayonara Stand By You EP First Album Traveler 藤原聡 Satoshi Fujihara 楢崎誠 小笹大輔 松浦匡希 daisuke ozasa makoto narazaki masaki matsuura theme song tv drama jumpstream handstream dumpstream js hs ds beatmania IIDX averry Zarogd Avelynn Reihynn
