Йошіно Чіакі

Yoshino Chiaki, is a shoujo manga artist known as Yoshikawa Chiharu. His editor in-charge is Yoshiyuki Hatori, who is also his childhood friend. His two best friends are Hatori and Yanase, but the lines between friendship and love begin to blur after a number of confusing incidents. Chiaki begins to question his feelings for Hatori after not only witnessing him and Yanase together in what he thinks is a kiss but Hatori kisses him one night. Chiaki begins to realize he has to confront his true feelings or risk losing them both.

(Source: Wikipedia)