Nino:I’m Nino Nakano if you don’t know!

Ichika:hello I’m Ichika Nakano

Miku:she remains silent for five seconds Hi she said in a shy tone

Itsuki:I’m itsuki Nakano she said in a serious tone

Yotsuba:I’m Yotsuba Nakano! she said cheerfully and energetic

nino is the second oldest sister. Ichika is the oldest sister. Miku is the middle sister. Yotsuba is the fourth sister she’s the the second youngest. Itsuki is the youngest sister.