Watashitachi no Tamura-kun

From the manga:

"Komaki Matsuzawa, a mysterious girl who keeps writing "return to her home star" on the paper of her study of career every time. Hiroka Soma, who is the most beautiful girl in the school, and who is also as cold as "tundra". Yukisada Tamura, who is a boy, and who got to make strenuous efforts with rushing around in circle by such two a-bit-wire girls. This is the story of an ordinary boy and two cute girls' amusing twinging moments of love, in the seasons rushes through like comet."