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Athlete Data of Ryuunosuke Koshiishi

Nationality:

Japan

Native language:

輿石龍之介

Gender:

Men

Current state:

Active (C1)

Last competition:

18.01.2026

Personal Bests:

Distance	Personal Best	Current Season	Previous Season
300 meter	33.00 28.01.2024 Chikuma (JPN)	n/a	n/a
500 meter	50.97 28.01.2024 Chikuma (JPN)	n/a	n/a
1500 meter	2:08.85 05.01.2026 Nagano (JPN)	2:08.85 05.01.2026 Nagano (JPN)	n/a
3000 meter	4:24.95 06.01.2026 Nagano (JPN)	4:24.95 06.01.2026 Nagano (JPN)	n/a
5000 meter	7:42.18 17.01.2026 Karuizawa (JPN)	7:42.18 17.01.2026 Karuizawa (JPN)	n/a
Last Update: 25.01.2026

Podiums:

Event	1st Rank	2st Rank	3st Rank	Total	Top-10	Starts
Other National	-	-	-	-	4	12
Last Update: 25.01.2026 (World Cup Podiums, Total and Top-10 are for Division-A, only)

Event	1st Rank	2st Rank	3st Rank	Total	Top-10	Starts
Koumi (JPN)	-	-	-	-	1	5
Karuizawa (JPN)	-	-	-	-	1	3
Nagano (JPN)	-	-	-	-	2	3
Chikuma (JPN)	-	-	-	-	-	1
Last Update: 25.01.2026 (World Cup Podiums, Total and Top-10 are for Division-A, only)

Competition Ranking:

Select Season:

Competitons sorted by active Seasons:

Season: 2025 - 2026

Pos	Distance	Time / Points	Competition	Location	Date
9	5000 meter	7:42.18	64th Karuizawa Skating Competition (Junior High School Division)	Karuizawa (JPN)	17.01.2026
11	3000 meter	4:24.95	64th Nagano Prefectural Junior High School Meet	Nagano (JPN)	06.01.2026
7	1500 meter	2:08.85	64th Nagano Prefectural Junior High School Meet	Nagano (JPN)	05.01.2026
28	1500 meter	2:13.90	2025/26 All-Shinshu Speed Skating Championships	Koumi (JPN)	21.12.2025
32	3000 meter	4:54.81	2025/26 All-Shinshu Speed Skating Championships	Koumi (JPN)	20.12.2025
10	5000 meter	7:47.38	2025/26 Ranking Up M Series Dec	Nagano (JPN)	13.12.2025
11	3000 meter	4:52.54	27th Nagano Prefectural Junior High School Championships Tohoku-Shinshu Tournament	Koumi (JPN)	07.12.2025
DQ	1500 meter	-	27th Nagano Prefectural Junior High School Championships Tohoku-Shinshu Tournament	Koumi (JPN)	06.12.2025
WDR	3000 meter	-	39th Nagano Prefectural High School and Junior High School Championships	Karuizawa (JPN)	30.11.2025
WDR	1500 meter	-	39th Nagano Prefectural High School and Junior High School Championships	Karuizawa (JPN)	29.11.2025
Last Update: 25.01.2026

Select Category:

Competitions sorted by Relevance and Importance:

Other National

Pos	Distance	Time / Points	Competition	Location	Date
9	5000 meter	7:42.18	64th Karuizawa Skating Competition (Junior High School Division)	Karuizawa (JPN)	17.01.2026
11	3000 meter	4:24.95	64th Nagano Prefectural Junior High School Meet	Nagano (JPN)	06.01.2026
7	1500 meter	2:08.85	64th Nagano Prefectural Junior High School Meet	Nagano (JPN)	05.01.2026
28	1500 meter	2:13.90	2025/26 All-Shinshu Speed Skating Championships	Koumi (JPN)	21.12.2025
32	3000 meter	4:54.81	2025/26 All-Shinshu Speed Skating Championships	Koumi (JPN)	20.12.2025
10	5000 meter	7:47.38	2025/26 Ranking Up M Series Dec	Nagano (JPN)	13.12.2025
11	3000 meter	4:52.54	27th Nagano Prefectural Junior High School Championships Tohoku-Shinshu Tournament	Koumi (JPN)	07.12.2025
DQ	1500 meter	-	27th Nagano Prefectural Junior High School Championships Tohoku-Shinshu Tournament	Koumi (JPN)	06.12.2025
WDR	3000 meter	-	39th Nagano Prefectural High School and Junior High School Championships	Karuizawa (JPN)	30.11.2025
WDR	1500 meter	-	39th Nagano Prefectural High School and Junior High School Championships	Karuizawa (JPN)	29.11.2025
NC 25 / 17 / 21 / NC	SprK4 300m (1. Race) / 500m (1. Race) / 300m (2. Race) / 500m (2. Race)	116.950	34th Chino Super Sprint Championship - LCV-Cup	Chikuma (JPN)	28.01.2024
6	500 meter (Elementary School)	51.00	25th Nagano Prefecture Junior High School Competition Tohoku Shin Tournament	Koumi (JPN)	09.12.2023
Last Update: 25.01.2026