Yosuke is a popular Japanese given name for boys, composed of the characters 義 (yoji, meaning "righteousness" or "justice") and 洋 (you, meaning "ocean" or "wide expanse"). This name has been favored by parents in Japan for centuries due to its strong and meaningful connotation. It is often abbreviated to Yoshi or Oskar in informal settings.
Yosuke had its peak popularity in 1991 with nine births that year, while the most recent data shows a steady decline from six births in 1983 to six births in 1993. Over this period, there were a total of 28 babies named Yosuke.