Head-to-Head
Overview
Katayama/ Ogura and Hazawa/ Otsuka have met 1 time so far, all in 2026. Hazawa/ Otsuka leads 1–0. Their first encounter was at the 2026 M15 Tokyo 4 (Japan) (R16), won by Hazawa/ Otsuka.
By surface
- hard0 – 1
Katayama/ Ogura and Hazawa/ Otsuka have met 1 time so far, all in 2026. Hazawa/ Otsuka leads 1–0. Their first encounter was at the 2026 M15 Tokyo 4 (Japan) (R16), won by Hazawa/ Otsuka.