Wrestler profile Rikishi · 力士

Kokubo

小久保(こくぼ)

Sixth division Jonokuchi 6 West 4 wins · 6 losses
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Stable Heya Asakayama
Height 178 cm
Weight 168 kg
Age 16
Hometown Aichi
Debut May 2026

Career Record

4 - 6

Highest rank: Jonokuchi 6 West

Current streak: 1L

Meet the wrestler Rikishi guide

Who is Kokubo?

Kokubo is a 16-year-old professional sumo wrestler from Aichi representing Asakayama stable. Currently ranked Jonokuchi 6 West in the sixth division.

Kokubo made a professional debut in May 2026. SumoNerd has recorded 4 wins and 6 losses, with a career-high rank of Jonokuchi 6 West.

Official JSA profile
Tournament pulse Current form · 今場所

September 2026

Losing record confirmed Make-koshi — the next ranking is likely to be lower.
Record 3–4 7 completed bouts
Win rate 43% This tournament only
Active streak 1L Consecutive losses

Day-by-day form

1 - —
2 L Kotofuno
3 - —
4 L Usagifuji
5 - —
6 W Chiyooume
7 L Shishimaru
8 - —
9 W Kotohiranuma
10 - —
11 - —
12 W Akenoyama
13 - —
14 L Kotokawabuchi
15 - —

Career winning techniques Kimarite

Front force-outYorikiri
100.0%
Career movement Banzuke · 番付

Rank History

How to read it: higher on the chart means a stronger rank, closer to Yokozuna. Each dot is the wrestler's published rank for that tournament.

Recent Bouts

East · Sixth division Kotokawabuchi Jonokuchi 7 West
Isamiashi Isamiashi · September 2026 · Day 14
West · Sixth division Kokubo Jonokuchi 6 West
East · Sixth division Akenoyama Jonokuchi 8 West
Front force-out Yorikiri · September 2026 · Day 12
West · Sixth division Kokubo Jonokuchi 6 West
East · Sixth division Kokubo Jonokuchi 6 West
Front force-out Yorikiri · September 2026 · Day 9
West · Sixth division Kotohiranuma Jonokuchi 4 West
East · Sixth division Shishimaru Jonokuchi 3 East
Front force-out Yorikiri · September 2026 · Day 7
West · Sixth division Kokubo Jonokuchi 6 West
East · Sixth division Kokubo Jonokuchi 6 West
Front force-out Yorikiri · September 2026 · Day 6
West · Sixth division Chiyooume Jonokuchi 3 West
East · Sixth division Usagifuji Jonokuchi 7 East
Frontal push-out Oshidashi · September 2026 · Day 4
West · Sixth division Kokubo Jonokuchi 6 West
East · Sixth division Kokubo Jonokuchi 6 West
Frontal push-out Oshidashi · September 2026 · Day 2
West · Sixth division Kotofuno Jonokuchi 5 West
East · Sixth division Minami Jonokuchi 4 East
Front force-out Yorikiri · July 2026 · Day 14
West · Sixth division Kokubo Jonokuchi 7 West
East · Sixth division Chiyoaoi Jonokuchi 11 East
Front force-out Yorikiri · July 2026 · Day 12
West · Sixth division Kokubo Jonokuchi 7 West
East · Sixth division Chiyoshinzan Jonokuchi 10 West
Front force-out Yorikiri · July 2026 · Day 10
West · Sixth division Kokubo Jonokuchi 7 West

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