Appears on releases
| # | Title | Length | Track artist | Release title | Country/Date | ||||
|---|---|---|---|---|---|---|---|---|---|
| Official | |||||||||
| 1.1 | ANSWER | 5:17 | Ms.OOJA | ANSWER |
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| 1.4 | ANSWER | 5:15 | Ms.OOJA | FAITH |
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| 1.5 | ANSWER | 5:17 | Ms.OOJA | Ms.OOJA THE BEST あなたの主題歌 (1万枚完全限定生産盤（CD+DVD）) |
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| 1.5 | ANSWER | 5:17 | Ms.OOJA | Ms.OOJA THE BEST あなたの主題歌 |
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| 1.8 | ANSWER | 5:16 | Ms.OOJA | 10th Anniversary Best〜私たちの主題歌〜 |
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