{"title":"闇夜舞踏会 -緋碧と蝶のためのmasquerade-","artist":"ここなつ Produced by あおいひと with イオ","ascii":"yamiyobutoukai_aoihito","bpm":"160","release_date":"2015-12-10","version":3,"difficulties":[{"diff":"NOVICE","level":4.0,"illustrator":"0m","effector":"浮世マシーン"},{"diff":"ADVANCED","level":9.0,"illustrator":"0m","effector":"浮世マシーン"},{"diff":"EXHAUST","level":16.0,"illustrator":"0m","effector":"浮世マシーン"}]}