Bye-Bye, Little.

From KakerA Translations:
A collection of oneshots:

1. Bye-Bye, Little.
Ai is a first year high-school student whose father passed away when she was still in elementary school. Her immature younger brother is a pain, she has to do all the housework and it's awkward being around her own friends. But Takahashi-kun is secretly supporting her in the shadows... a story about growing up.

2. Love, Stupid, Me
Chie wishes that her boyfriend Satoshi would show her more affection, but she knows he doesn't like the clingy type. The fact that she's hated by Satoshi's friend Sugiyama Sei doesn't help. However, it turns out that he doesn't hate her after all...

3. Doki-Doki
Miyuki's in love with Shuntaro, but she won't confess because she's afraid of ruining their relationship. But when another girl confesses to Shuntaro, something begins to change...

4. Too Young
Mika's mom doesn't approve of her relationship with Yoshiyuki, her boyfriend. In fact, she doesn't approve of anything Mika does, whether it be losing piano contests or getting Bs on her tests. How far will Mika go to protect their love?