Masaki Ogata (小県 真樹, born 1964) is a professional 9 dan Japanese Go player. He became an insei at the Nihon Ki-in in 1976 under Tsuchida Masamitsu, and turned professional in 1980. Ogata won the Kido magazine Shinjin (English: "New player") award with 38 wins and 8 losses in 1983, and the Kido award for most wins in 1988 with a record of 39 wins, 1 draw and 13 losses.[1] He is currently affiliated with the Nagoya branch of the Nihon Ki-in.[2]
Titles & runners-up
| Title | Years Held |
| Current | 4 |
 Okan | 1988–1991 |
| Title | Years Lost |
| Current | 2 |
| Okan | 1992, 1994 |
| Defunct | 1 |
| Shin-Ei | 1988 |
Notes