The Pulsar, Nissan's compact utility vehicle, has been on sale since 1978. However, the Pulsar was more than just a utility vehicle. It is also a car with a very high potential, having been used for many years as a competition car in rallies and on circuit fields. The 4th generation Pulsar was designed as a base model for WRC competition, and the hot model "GTI-R" equipped with the 4WD system "ATTESA" was also available.

Spring - It opens with new encounters, unexpected reunions, and a mysterious melody. Chika Homura decides to start playing brass band when she enters high school. Her goal is to become a gorgeous, maidenly, cute girl. Chika meets Kusakabe, a music instructor, and her admiration for him grows, but her youth takes an unexpected turn when she meets her childhood friend Haruta Kamijo and finds herself in a brass band club on the verge of being closed...... The days spent struggling to gather members for the band, the friendships made among friends, and the mysteries that appear one after another. The music played by Chika and Haruta now rings out in high spirits!

First year high school student. She was a member of the volleyball club in junior high school, but started playing the flute as soon as she entered high school, aiming to become a neat and tidy girl. She is working hard every day to practice and gather members for the brass band club, which is on the verge of being disbanded, for the sake of her adored teacher Kusakabe.