Akari (Childhood Friend): 先輩、さあ 優しく笑って また学校に遅刻しちゃうよ 楽しそうに笑って (It translates Senpai, come on, smile kindly. You'll be late for school again. Smile happily.)

Akari (Childhood Friend) 手を握って校舎に向かって歩きます楽しい先輩です (it translates Holds your hand and walks towards the school building I am having fun with you senpai.)