99.9双手简谱和五线谱完全对应。

99.9是电视动画《路人超能100第二季》的片头曲，由MOB CHOIR和sajou no hana演唱。动画改编自ONE创作的漫画《路人超能100》，是该系列动画的第二期，于2018年3月18日宣布了制作决定的消息。动画继续由BONES负责制作，于2019年1月7日起每周一在TOKYO MX首播。

99.9歌词：

Get ready! Ready to set me off Mob!准备好吧龙套 准备闪亮登场Get ready! Did you ever have Mob?准备好吧龙套 你曾有过暴走时刻吗Get ready! Ready to set me off Mob!准备好吧龙套 准备一击而发Get ready!现在预备！Coming down在心底Could you feel your satisfaction?能否感知满足You’re a Mob身为龙套Can’t you feel your frustration?难道不曾被挫Coming down到头来Could you feel your satisfaction?这使你称心吗You’re a Mob拥有力量的你What you want to be今?今日想抵达何方？反乱してく感情は身に纏ってBreak it down反叛的情绪带着你崩塌而下限界超え見える景色は境界线之后的景色是————99.9！99.9！正体不明のパーセンテージ真身未名的百分比暗いMy life黑暗的吾之人生暗いMy sight昏花的吾之视线暗いMy heart in such uncommon places迷茫的心在异常之地Is that your deep?这就是你的潜力？Is that your mind?这就是你的头脑？逆になる時始まる在逆转之时开启The Mob is right正确的愤怒The Mob inside心底的狂暴The Mob is the inverse of latent untruth龙套即为逆转的潜行真相Is that your duty?这是你的职责吗Is that your why?这是你的动力吗今直ぐ此时此刻YOUR LIFE IS YOUR OWN你坐拥你的人生Get ready! Ready to set me off Mob准备好吧龙套 准备一触即发Get ready! Did you ever have Mob?准备好吧龙套 回溯狂暴时刻Get ready! Ready to set me off Mob准备好吧龙套 准备点燃战火Get ready!现在预备！Coming down到头来Could you feel your satisfaction?是否已经满足You’re a Mob你是龙套Can’t you feel your frustration?可曾低落丧气Coming down在心底Could you feel your satisfaction?能否为之一振You’re a Mob你心中潜藏的能量What you want to be?将如何为之所用？この舞台の主役踊ろう在这个舞台上如主角般起舞吧暗いMy life我的人生黑暗暗いMy sight我的视线无光暗いMy heart in such uncommon places我昏花的心于异处迷惘Is this my deep?这就是我的潜能？Is this my mind?这就是我所思所想？嗚呼、答えを探してる呜呼，我仍在寻根路上The Mob is right躁动之心即是正解The Mob inside聒噪之音即是人心The Mob is the inverse of latent untruth龙套即是那潜行的逆转真理Is this the day?日期已到？Is this the time?时刻已至？Ah, desperately绝望地如期赴约暗いMy life暗之人生暗いMy sight暗之视线暗いMy heart in such uncommon places暗之异位吾心Is that your deep?这就是你的深度？Is that your mind?这就是你的思索？逆になる時始まる在逆转之时启动————The Mob is right龙套即为答案The Mob inside他心中留存怒气The Mob is the inverse of latent untruth龙套就是暗处翻转的真相Is that your duty?这是你的职责所在？Is that your why?这是你的动力之源？今直ぐ此时此刻————YOUR LIFE IS YOUR OWN你的人生由你自己掌握。Get ready! Ready to set me off Mob准备准备 准备看他惊艳Get ready! Did you ever have Mob?准备准备 他曾大放异彩Get ready! Ready to set me off Mob准备准备 准备嗨翻全场Get ready!准备准备！