One Week Friends manga volume 6 features story and art by Matcha Hazuki.

Kaori wants nothing more than to rekindle her friendship with her old friend Hajime-No matter what Yuuki does, he can't seem to get this thought off of his mind. He starts keeping Kaori at a distance, and while the space continues to grow between them, Kaori wonders about what her feelings are for Yuuki...Does she care about him just because he's a special friend, or...?