Shinyuu ni Suki na Hito ga Dekita Rashii

Ayame has been dumped by the boyfriend she was living with and decides to move in with her best friend, Ema, a free-spirited woman who secretly harbors affection for Ayame. "I want to be happy!" Seeing Ayame retain her optimism on life, Ema decides to confront her own feelings and cuts her hair short, transforming into a handsome woman who makes even Ayame's heart race!

(Source: Frontier Works, translated)