| Arashi | Single | 2nd Gen | Double Visible | Mixed |
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Happiness (LE) |
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| Happiness |
| CD Release date: 2007-09-05 |
| Pony based on the Limited Edition CD cover of "Happiness". "Happiness" is ARASHI's 20th single. The single sold 271,869 copies, becoming the #15 single of 2007. |
Track List |
1. Happiness |
2. Still... |
3. Snowflake |