Youthful Days (Book 1)

Hanamachi Ayuna is a flawless girl with two secrets: one, a mysterious, recurring bad dream; two, the ability to predict tennis match outcomes. At Seishun Academy, she befriends the young tennis genius Echizen Ryoma. Soon, she sinks into a series of problems involving Fuji, captain Tezuka, Ryoma's father and even play...

Deafening Silence ( prince of tennis) (#wattys2016)

Echizen Roko is Ryoma's twin brother. He's intelligent, stubborn, rude and mute. So what happens when the Echizen twins finally separate, and Roko chooses to go to Rikkaidai?