Yoshiyuki Kubota

Yoshiyuki Kubota (窪田 義行) is a Japanese professional shogi player, ranked 7-dan.

Early life, amateur shogi and apprentice professional
Yoshiyuki Kubota was born in Adachi, Tokyo on May 18, 1972. In 1984, he won the 9th Elementary School Student Meijin Tournament, and later that same year entered the Japan Shogi Association's apprentice school at the rank of 6-kyū under the guidance of shogi professional Motoji Hanamura. He was promoted to 1-dan in 1988, and full professional status and the rank of 4-dan in April 1994.

Promotion history
The promotion history for Kubota is as follows:
 * 6-kyū: 1984
 * 1-dan: 1988
 * 4-dan: April 1, 1994
 * 5-dan: August 1, 1998
 * 6-dan: January 22, 2007
 * 7-dan: June 1, 2016