放課後かれんだぁ

Synopsis

Rio Kuriyama, also known by the pen name Tama☆Negiko, is a second year middle school student who records his troubles on cassette tape and sends cassette letters to radio stations. Her problem is that she is tall, and she hopes that her classmate Amano, who likes her, will soon surpass her. The next day, Rio is disappointed that her classmates aren't listening to the radio, but on the next week's program, she finds out that Rio's cassette letter was a big hit...!?