初恋の鍵 (off vocal ver.)
chu lian jian off vocal ver. Lyrics
| Song | 初恋の鍵 (off vocal ver.) |
| Artist | Team Surprise |
| Album | 初恋の鍵 |
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| Song | 初恋の鍵 (off vocal ver.) |
| Artist | Team Surprise |
| Album | 初恋の鍵 |