Nobuhiko Takada

Shy, quiet, and unsure of herself, Aihara Ryo doesn't quite fit in anywhere... It seems that whenever she talks, the words just don't come out correctly... With no one to talk to, Ryo also has no need for a cell phone. Longing for friends to talk to, she creates a cell phone in her mind for imaginary phone conversations, and much to her surprise, one day Shinya picks up on the other side. For the first time in her life, Ryo has found someone she can talk to. (moismylife.blogspot.com)

Yawara helps a group of timid grade school kids overcome their fears and compete in a judo competition. One of the kids is Hanazono's cousin, which is how she meets them. Another is a girl who seems a whole lot like Yawara. (myanimelist.net)