Home Albums Ryusei / Yakusoku Ryusei / Yakusoku (6 years) album Release day: Wednesday, June 13, 2018 Ryusei / Yakusoku 6 years old Artists Eir Aoi Name Eir Aoi When album released, She was 29, now 36 years old # Song Play 1 Ryusei by Eir Aoi Duration: 04:13 Your browser does not support the audio file player. 2 Yakusoku by Eir Aoi Duration: 04:47 Your browser does not support the audio file player. 3 Hitokakerano Yuki by Eir Aoi Duration: 03:52 Your browser does not support the audio file player. 4 Ryusei - Instrumental by Eir Aoi Duration: 04:11 Your browser does not support the audio file player.