| 1 | A | B | C | D |
| --- | --- | --- | --- | --- |
| 2 | Eufonius discography - Singles |  |  |  |
| 3 | Year | Song | Peak Oricon chart positions | Album |
| 4 | 2004 | "Guruguru" | — | Eufonius+ |
| 5 | 2004 | "Habataku Mirai" | 80 | Subarashiki Sekai |
| 6 | 2005 | "Chiisana Uta" | — | Metro Chrome |
| 7 | 2005 | "Idea" | 94 | Metafysik |
| 8 | 2006 | "Koisuru Kokoro" | 51 | Metafysik |
| 9 | 2007 | "Apocrypha" | 46 | Metafysik |
| 10 | 2007 | "Mag Mell: Frequency⇒e Ver." | — | Non-album single |
| 11 | 2008 | "Reflectier" | 24 | Ao no Scape |
| 12 | 2009 | "Anemoi" | 51 | Ao no Scape |
| 13 | 2009 | "Kono Koe ga Todoitara" | 79 | Aletheia |
| 14 | 2009 | "Phosphorus" | 27 | Ao no Scape |
| 15 | 2009 | "Divinity" | 95 | Aletheia |
| 16 | 2009 | "Gleaming Sky" | — | Kalyteryz |
| 17 | 2010 | "Haruka na Hibi" | 71 | Phonon |
| 18 | 2010 | "Hiyoku no Hane" | 16 | Phonon |
| 19 | 2011 | "Literal" | — | Non-album single |
| 20 | 2012 | "Prism Sign" | 53 | Kioku Seizu |
| 21 | 2012 | "Paradigm" | 23 | Kalyteryz |
| 22 | 2013 | "S/N" | — | Non-album single |
| 23 | 2014 | "Refionius" | — | Non-album single |
| 24 | 2014 | "Sati" | — | Non-album single |
| 25 | 2017 | "Kokoro ni Tsubomi" | 68 | - |
| 26 | "—" denotes releases that did not chart. | "—" denotes releases that did not chart. | "—" denotes releases that did not chart. | "—" denotes releases that did not chart. |

Question: When was the Subarashiki Sekai album released and what is the second single from it?
Answer: Eufonius made their second single "Habataku Mirai" in 2004, which appeared in their album Subarashiki Sekai.