Manaka Yoshida is a friend and classmate of Touko Nanami and Sayaka Saeki. She is usually seen with Midori Igarashi.

Yuu has always loved shoujo manga and awaits the day she gets a love confession that sends her heart aflutter with bubbles and hearts, and yet when a junior high classmate confesses his feelings to her…she feels nothing. Disappointed and confused, Yuu enters high school still unsure how to respond. That’s when Yuu sees the beautiful student council president Nanami turn down a suitor with such maturity that she’s inspired to ask her for help. But when the next person to confess to Yuu is Nanami herself, has her shoujo romance finally begun?
 
(Source: Seven Seas Entertainment)
 
Note: Includes 8 extra chapters.

Yuu Koito thought love would be something amazing and magical, but when a male friend asks her to date, she feels nothing. She doesn't even know how to respond until she overhears the student council president of her new high school, Touko Nanami, turning down a similar request. With Touko's help, Yuu manages to let her friend down gracefully, but then Touko confesses that she, herself, is starting to have feelings for Yuu, leaving Yuu in a quandary. Yuu doesn't think that she's in love with Touko, but she does feel something. As Yuu joins the Student Council, and she and Touko become closer, her confusion about her feelings only continues to grow. Because you can't control who you love, or who falls in love with you. 
 
(Source: Sentai Filmworks)

Saeki Sayaka has always been an old soul–serious and reserved, preferring to focus on her studies rather than make friends. Until, that is, a romantic confession from another girl in middle school turns her carefully ordered world upside down. Though none of her classes have prepared her for this, Saeki must now come to terms with her sexuality in this gentle, coming-of-age novel about grappling with first love, growing up, and relating to other people. 

(Source: Seven Seas Entertainment)