|Goodbye Rainy Day|
|Air Date||June 4, 2008|
|Previous||Aim for a Date!|
|Episode||Itazura na Kiss #10|
|Next||Kiss, Kiss, Kiss in a Dream|
|Manga||Chapter 12, Chapter 22,|
|Animation Director||Abe Tatsuya|
Myouchin Usaku (assistant)
|Opening||Kimi, Meguru, Boku|
Goodbye Rainy Day (さよならレイニー·デイ Sayonara reinii·dei) is the tenth episode of the Itazura na Kiss anime, which aired on June 4, 2008.
Kotoko's father has decided that him and Kotoko have overstayed their welcome, and so the time has finally come for Kotoko to leave the Irie's! How will Kotoko manage? Has she lost her only advantage to winning Naoki's heart!? The next day Kotoko goes to Irie's house to pass by, but hears a crashing sound inside and finds Irie's little brother with stomach pains and vomiting. He is admitted to a hospital and released one week later. At the end of the episode Kotoko ends up moving back with Irie.