乐曲本体：亡国のヒストリア is one of the bistro saucer 8th Set unlocks of jubeat saucer. It could be unlocked from July 1st to 31st, 2013. In jubeat saucer fulfill, it can be unlocked as part of saucer macchiato's Side Menu from April 23rd, 2014. In jubeat prop, it can be unlocked by playing it as a BONUS TUNE from May 28th, 2015. In jubeat Qubell, it is one of the Garnet unlocks of the dig dig Qubell unlocking system. In jubeat clan, it can be unlocked in the jubeat SHOP. In jubeat festo, it can be purchased at the emo MART. In jubeat Ave. and beyond the Ave., it is one of the CONCIERGE unlocks of the LIGHT CHAT unlocking system from August 17th, 2022. | In jubeat saucer fulfill, it can be unlocked as part of saucer macchiato's Side Menu from April 23rd, 2014. | In jubeat prop, it can be unlocked by playing it as a BONUS TUNE from May 28th, 2015. | In jubeat Qubell, it is one of the Garnet unlocks of the dig dig Qubell unlocking system. | In jubeat clan, it can be unlocked in the jubeat SHOP. | In jubeat festo, it can be purchased at the emo MART. | In jubeat Ave. and beyond the Ave., it is one of the CONCIERGE unlocks of the LIGHT CHAT unlocking system from August 17th, 2022. | 亡国のヒストリア was one of the songs part of jubeat saucer's Song Swap system. For further information on which dates it was removed or revived, please see this page.