U18 Rugby Sevens: Kumagaya Camp Schedule & Players – Japan RFU

The Japan Rugby Football Association (President: Tsuchida Masato, Minato-ku, Tokyo) is pleased to announce the schedule and participating members for the U18 Men’s Sevens Development Scod (SDS) Kumagaya training camp, which will be held from Sunday, September 7th to Tuesday, September 9th, as follows:

*SDS (Sevens Development Squad) = Scod is trying to develop and strengthen players who could become candidates for the Sevens’ Japan national team, from players participating in the Sevens tournament.

Date: Sunday, September 7th to Tuesday, September 9th, 2025

Location: Kumagaya Sports and Culture Park Rugby Stadium (300 Kamikawakami, Kumagaya City, Saitama Prefecture 360-0004)

U18Men’s Sevens Development Scod (SDS) Kumagaya training campParticipating members>

full name

Where to be affiliated

Grade year

height

body weight

date of birth

Higashi Yuta

Yuta AZUMA

Osaka Yosei High School, Tokai University

Tokai Univ. Osaka Gyosei HS.

3

173

80

2008/1/19

Iizumi Daruta

Herself iizumi

Waseda Jitsugyo School High School

Waseda Jitsugyo HS.

2

173

76

2008/6/9

Ikeda Kenshin

Kenshin IKEDA

Kokugakuin University Tochigi High School

Kokugakuin Univ. Tochigi HS.

3

172

80

2008/1/11

Okuda So
Hajime OKUDA
Meikei Gakuen High School
Meikei Gakuen HS.
2 170 65 2008/5/16

Koike Keitaro

Keitarou Koike

Osaka Yosei High School, Tokai University

Tokai Univ. Osaka Gyosei HS.

2

170

66

2008/8/27

Tatsuri Mago

Taigo TAKANASHI

Kashiwa High School, affiliated with the University of Distribution Economics

Ryutsu Keizai Univ. Kashiwa HS.

3

175

78

2008/1/10

Tanaka Jace Kaiji

Jeisu Kairi TANAKA

Meiji University Nakano High School

Meiji Univ. Nakano HS.

3

180

72

2007/10/8

Fukuda Hoshihiro

Tsunehidemichi FUKUDA

Kokugakuin University Tochigi High School

Kokugakuin Univ. Tochigi HS.

3

170

67

2007/5/17

Miyashita Hayabusa

Syun miyashita

Kokugakuin University Kugayama High School

Kokugakuin Univ. Kugayama HS.

3

170

67

2007/8/23

Murata Kazuma

Isshin MURATA

Hotoku Gakuen High School

Hotoku Gakuen HS.

3

175

85

2007/6/15

Yamane Land

Riku YAMANE

Kashiwa High School, affiliated with the University of Distribution Economics

Ryutsu Keizai Univ. Kashiwa HS.

3

179

86

2007/10/26

Yamamoto Aito

Aito YAMAMOTO

Oita Higashimei High School

Oita Tomei HS.

2

173

75

2008/7/29

Staff>

post

full name

Where to be affiliated

Sevens Japan national team director

Team Director

Umeda Koichi

Koichi UMEDA

Japan Rugby Football Association

Japan Rugby Football Union

coach

Coach

Kobuki Yusuke

Yusuke KOBUKI

Ricoh Japan Co., Ltd.

Ricoh Japan Co., Ltd.

coach

Coach

Komatsu Daisuke

Daisuke KOMATSU

Rissho University

Rissho University

S&C Coach

Strength & Conditioning Coach

Kido Yosuke

Yosuke KIDO

Japan Rugby Football Association

Japan Rugby Football Union

trainer

Physiotherapist

Futabashi Genki

Genki FUTATSUBASHI

Toyo University

Toyo University

That’s all

U18 Men’s Sevens Development Squad: Analyzing the Rising Rugby Stars of Japan

The Japan Rugby Football Association (JRFA) recently unveiled the roster and schedule for the highly anticipated U18 Men’s Sevens Development Squad (SDS) Kumagaya training camp, scheduled for September 7th to 9th, 2025. This camp, held at the prestigious Kumagaya Sports and Culture Park Rugby Stadium, represents a pivotal chance for these young athletes to hone their skills and strive for a spot on the Sevens Japanese national team.The SDS initiative focuses on identifying and nurturing promising players, giving them crucial exposure to elite-level coaching and training methodologies in the fast-paced world of Sevens rugby.

Player School/Affiliation Year Height (cm) Weight (kg) Birthdate Key Attributes/Notes Koga Taisei Oita Prefectural Oita Maizuru High School 3 173 76 2008/6/9 Strong ball carrier, good acceleration. Ikeda Kenshin Kokugakuin University Tochigi High School 3 172 80 2008/1/11 Physical presence, good tackling skills. Okuda So Meikei Gakuen High School 2 170 65 2008/5/16 Agile player, good offload ability. Koike Keitaro Osaka Yosei High School, Tokai University 2 170 66 2008/8/27 Known for speed and evasion. Tatsuri Mago Kashiwa High School,affiliated with the University of Distribution economics 3 175 78 2008/1/10 Good pass,strong at the ruck. Tanaka Jace Kaiji Meiji University Nakano High School 3 180 72 2007/10/8 Tall, good in the air, good play maker. Fukuda Hoshihiro Kokugakuin University Tochigi High School 3 170 67 2007/5/17 Versatile, good game awareness. Miyashita Hayabusa Kokugakuin University Kugayama High School 3 170 67 2007/8/23 speed and agility, strong defender. Murata Kazuma Hotoku Gakuen High School 3 175 85 2007/6/15 Powerful runner, excellent ruck work. Yamane Land Kashiwa High School, affiliated with the University of Distribution Economics 3 179 86 2007/10/26 Good hands, strong defender. yamamoto Aito Oita Higashimei High School 2 173 75 2008/7/29 Strong tackler, good at restarts.

This table highlights some key data. The height and weight distribution shows a range of body types ideally suited to the demands of Sevens, with the taller and heavier players often focusing on strength and set piece effectiveness, and the lighter, more agile players specializing in speed and evasion.The Year column illustrates a mix of experience levels, with senior players likely leading the team, while the younger players will be aiming to gain experience and develop their skills for future seasons.

staff Profiles: guiding the Next Generation

The U18 SDS is fortunate to receive direction from a highly-experienced coaching staff. Koichi Umeda, serving as Team Director, brings a wealth of knowledge to guide the program. yusuke Kobuki and Daisuke komatsu share coaching responsibilities. Yosuke Kido ensures the players are physically prepared thru strength and conditioning. Genki Futabashi, as the physiotherapist, will be crucial in maintaining their physical well-being.

post full Name Affiliation key role Team Director Koichi Umeda Japan Rugby Football Union Overall program leadership. Coach Yusuke Kobuki Ricoh Japan Co.,Ltd. On-field strategic coaching. Coach Daisuke Komatsu Rissho University Technical and tactical development. Strength & conditioning Coach Yosuke Kido Japan Rugby Football Union Physical preparation and performance. Physiotherapist Genki Futatubashi Toyo University Player health and injury management.

Emphasizing Player Development and National Team Aspirations

The SDS program is not merely about winning; it’s about fostering well-rounded athletes and providing them with the skills and experience needed to become successful in sevens and perhaps represent Japan on the international stage. The Kumagaya camp is designed to evaluate the players’ skills, provide targeted coaching, and teach them about the values of teamwork, discipline, and sportsmanship. This program serves as a cornerstone for the future of Japanese Sevens rugby.

FAQ: Frequently asked Questions

Q: What is the U18 Men’s Sevens Development Squad (SDS)?

A: The SDS is a program run by the Japan Rugby Football Association designed to identify,develop,and support young players who have potential to represent the Japanese national Sevens team.

Q: What is the purpose of the Kumagaya training camp?

A: The camp provides intensive training, coaching, and evaluation of selected players, focusing on skill development, team tactics, and preparing the athletes for potential professional careers in rugby.

Q: Who are the key staff members involved in the program?

A: The staff includes Team Director Koichi Umeda, coaches Yusuke Kobuki and Daisuke Komatsu, Strength & Conditioning Coach Yosuke Kido, and physiotherapist Genki Futabashi.

Q: Where will the training camp be held?

A: The camp will be held at the Kumagaya Sports and Culture Park Rugby Stadium in Kumagaya City,Saitama prefecture.

Q: When will the training camp take place?

A: The camp is scheduled from September 7th to 9th, 2025.

Q: What is the significance of the SDS for Japanese rugby?

A: The SDS is vital for the long-term success of the Japanese national Sevens team, providing a pipeline of skilled, well-trained players and promotes the growth of the sport.

Q: How can I stay updated on the progress of the U18 SDS?

A: Visit the official website of the Japan Rugby Football Association for updates, news, and results related to the U18 SDS and other rugby programs.

Q: What is Sevens rugby?

A: Sevens rugby is a fast-paced version of rugby union played with seven players on a side, rather than the conventional 15. Its format makes the sport exciting and dynamic and a staple of the Olympics.

That’s all

Marcus Cole

Marcus Cole is a senior football analyst at Archysport with over a decade of experience covering the NFL, college football, and international football leagues. A former NCAA Division I player turned journalist, Marcus brings an insider's understanding of the game to every breakdown. His work focuses on tactical analysis, draft evaluations, and in-depth game previews. When he's not breaking down film, Marcus covers the intersection of football culture and the communities it shapes across America.

Leave a Comment