ってば
Meanings
Particle
1. speaking of (Colloquial, indicates emotional closeness or annoyance with someone)
2. (I told you) already; come on (Colloquial, indicates annoyance (in sentence-final position))
Other readings
Examples4
しーっ、
Shhh, she'll hear you!
あっ、
Ah-you've gone all red. Riku - that's so cute!! Ha-haha.
そこらへん
Obviously that's different for men and women.
あー言えば、こーゆー。
You say po-tah-to I say po-tay-to. Rika is just that sort of girl. There's no way to win a battle of words with her.