Appears on releases
| # | Title | Length | Track artist | Release title | Release artist | Release group type | Country/Date | Label | Catalog# |
|---|---|---|---|---|---|---|---|---|---|
| Official | |||||||||
| 1.1 | 3 2 1 | 3:36 | SHINee | 3 2 1 (通常盤) | SHINee | Single |
| EMI Records Japan (a J-Pop division of Universal Music Japan, 2013–2014 only) | TYCT-30018 |
| 1.1 | 3 2 1 | 3:36 | SHINee | 3 2 1 (初回生産限定盤A) | SHINee | Single |
| EMI Records Japan (a J-Pop division of Universal Music Japan, 2013–2014 only) | TYCT-39008 |
| 1.1 | 3 2 1 | 3:36 | SHINee | 3 2 1 (初回生産限定盤B) | SHINee | Single |
| EMI Records Japan (a J-Pop division of Universal Music Japan, 2013–2014 only) | TYCT-39009 |
| 1.5 | 3 2 1 | 3:33 | SHINee | I'm Your Boy (初回生産限定盤B) | SHINee | Album |
| EMI Records (a J-Pop division of Universal Music Japan, 2014–present. Do not use for American/European music!) | UPCH-29176 |
| 1.5 | 3 2 1 | 3:33 | SHINee | I'm Your Boy | SHINee | Album |
| EMI Records (a J-Pop division of Universal Music Japan, 2014–present. Do not use for American/European music!) | |
| 1.5 | 3 2 1 | 3:34 | SHINee | I'm Your Boy (Korean Press Special Edition) | SHINee | Album |
| EMI Records (a J-Pop division of Universal Music Japan, 2014–present. Do not use for American/European music!), SM Entertainment, Universal Music (plain logo: “Universal Music”) | SMKJT0454/B |
| 1.5 | 3 2 1 | 3:33 | SHINee | I'm Your Boy (通常盤) | SHINee | Album |
| EMI Records (a J-Pop division of Universal Music Japan, 2014–present. Do not use for American/European music!) | UPCH-20371 |
| 1.5 | 3 2 1 | 3:33 | SHINee | I'm Your Boy (初回生産限定盤A) | SHINee | Album |
| EMI Records (a J-Pop division of Universal Music Japan, 2014–present. Do not use for American/European music!) | UPCH-29175 |
| 1.10 | 3 2 1 | 3:33 | SHINee | From Now On (通常盤) | SHINee | Album + Compilation |
| EMI Records (a J-Pop division of Universal Music Japan, 2014–present. Do not use for American/European music!), SM Entertainment | UPCH-20487 |
| 1.10 | 3 2 1 | 3:34 | SHINee | SHINee the Best From Now On | SHINee | Album + Compilation |
| EMI Records (a J-Pop division of Universal Music Japan, 2014–present. Do not use for American/European music!) | |
| 12.1 | 3 2 1 | ?:?? | SHINee | SHINee's Memorial Box "Replay" | SHINee | Single + Compilation |
| EMI Records (a J-Pop division of Universal Music Japan, 2014–present. Do not use for American/European music!) | D2CN-2988, PDCN-5917 |
Relationships
| karaoke versions: | 3 2 1 [Instrumental] |
|---|---|
| edits: | 3 2 1 (ドラマver.) |
| music videos: | 3 2 1 MUSIC VIDEO |
| recording of: | 3 2 1 |
|---|
Related works
3 2 1
| lyricist: | 小林夏海 |
|---|---|
| composer: | James Maslow Carlos Pena, Jr. Eric Sanicola Kendall Schmidt Damon Sharpe |
| later translated versions: | 3 2 1 (Korean version) |
|---|
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