Appears on releases
| # | Title | Length | Track artist | Release title | Release artist | Release group type | Country/Date | Label | Catalog# |
|---|---|---|---|---|---|---|---|---|---|
| Official | |||||||||
| 1.6 | 3.6.5 | 3:05 | EXO | XOXO (Hug version) | EXO | Album |
| SM Entertainment | SMK-0243 |
| 2.6 | 3.6.5 (Chinese ver.) | 3:05 | EXO | XOXO (Kiss & Hug) | EXO | Album |
| SM Entertainment | |
| 2.9 | 3.6.5 (Chinese version) | 3:05 | EXO | XOXO (repackage) | EXO | Album |
| SM Entertainment | |
| 2.9 | 3.6.5 (Chinese ver.) | 3:05 | EXO | 으르렁 (Kiss & Hug) | EXO | Album |
| SM Entertainment | |
| 1.9 | 3.6.5 | 3:07 | EXO | 咆哮 (Hug version) | EXO | Album |
| SM Entertainment | SMK-0276 |
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