| I Believe You ~Ai no Hana~ | |
| Cover: | RinaAiuchiIBelieveYou.jpg |
| Caption: | Limited edition cover |
| Type: | single |
| Artist: | Rina Aiuchi |
| Album: | Trip |
| B-Side: | Hey! Harmony |
| Label: | Giza Studio |
| Prev Title: | Nemurenu Yo ni |
| Prev Title2: | Party Time Party Up |
| Prev Year: | 2007 |
| Next Title: | Kimi to no Deai ~Good Bye My Days~ |
| Next Year: | 2007 |
is a song by Japanese singer-songwriter Rina Aiuchi. It was released on 7 May 2008 through Giza Studio, as the fourth single from her sixth studio album Trip. The single reached number seventeen in Japan and has sold over 8,303 copies nationwide.[1] The song served as the theme songs to the Japanese television show, Koisuru Hanikami.
|-! scope="row"| Japan (RIAJ)| | 8,303 |-|}
| Region | Date | Format | Catalogue Num. | Label | Ref. |
|---|---|---|---|---|---|
| Japan | 7 May 2008 | GZCA-4103 | Giza Studio | [2] | |
| CD | GZCA-7118 | [3] | |||