Yuzuki-san Chi no Yonkyoudai.

柚木ゆのきさんちの四よん兄弟きょーだい。。

The Yuzuki family consists of four brothers: Hayato, Mikoto, Minato, and Gakuto. The eldest son, Hayato, happily lives every day to the fullest. There are tears, laughter and excitement at home, at school, and in the neighborhood!