Yuu Yanase
柳瀬優
About
Chief assistant for mangaka Yoshino Chiaki. Hatori and Chiaki both came to know Yuu when they were in junior high. An immediate tension is visible between Hatori and Yanase. It isn't until later that it is discovered that both are vying for the love of Chiaki.
(Source: Wikipedia)
Appears In
Sekai Ichi Hatsukoi - The World's Greatest First Love
Sekai Ichi Hatsukoi - The World's Greatest First Love Season 2
The World's Greatest First Love