Seiya Tsutsumi (堤聖也) (born December 24, 1995) is a Japanese professional boxer. He is a two-time World Boxing Association (WBA) bantamweight champion having held the title since December 2025 until May 2026. and previously from 2024 to 2025.
Source: “Seiya Tsutsumi”, English Wikipedia (CC BY-SA 4.0), excerpt