Yuki Kobayashi

Yuki Kobayashi is a Japanese defender born in Kobe on 18 July 2000. He developed in Vissel Kobe’s academy and joined the first team in 2018. He then spent time on loan at Machida Zelvia in 2019 and Yokohama FC in 2020, gaining experience in Japan’s second and top divisions. Returning to Vissel Kobe, Kobayashi established himself as a regular defender and made 32 appearances in 2022. Celtic signed him in November 2022, and he made his debut in a clean-sheet win over St Mirren in January 2023. He was part of Celtic’s domestic treble-winning squad before moving to Portimonense in Portugal in August 2024. In July 2025, Kobayashi joined Jagiellonia Białystok, continuing his European career in Poland.