Rin Kubo

is a Japanese athlete who specialises in the middle-distance running.

Her personal best in the 800 metres event is 1:59.52 set in Tokyo in 2025. This is the current national record.

Career Kubo won the 800 metres at the 2024 Japan Championships in Athletics with a time of 2:03.14.

In Kashihara, Nara in July 2024, Kubo ran 1:59.93 in the 800 metres event and set a new national record to break the previous record held by Miho Sato, who ran 2:00.45 in 2005.

In August 2024, at the World U20 Championships, Kubo competed in the 800 metres. She finished 6th in the final with a time of 2:03.31.

Kubo broke her own Japanese record in the 800 metres at the 2025 Japan Championships in Athletics, winning the event with a time of 1:59.52.

International competitions