International Mathematical Olympiad
IMO 2024
IMO 2025
Timeline
Countries
Results
Search
Problems
Hall of fame
About IMO
Links and Resources
de
en
es
fr
ru
◄
Japan
►
Team results
•
Individual results
•
Hall of fame
Contestant
[
♀
♂
]
[↔]
Awards
Special prizes
Participations
G
S
B
HM
Yoshizawa Yuichiro
0
0
1
0
1
Yoshida Yuki
0
2
0
0
2
Yoshida Tomoki
0
0
1
0
1
Yoshida Teruyoshi
0
0
1
0
1
Yoshida Kensuke
1
0
0
0
1
Yokota Tomoyuki
0
0
1
0
1
Yamauchi Atsuo
0
3
0
0
3
Yamashita Mayuko
0
1
0
0
1
Yamamoto Yuji
1
0
0
0
1
Yamamoto Takayoshi
0
1
1
0
2
Watanabe Naoki
0
1
2
0
3
Watanabe Masaki
2
0
0
0
2
Wakasugi Naoto
0
1
0
1
2
Ueoro Takahiro
0
1
0
0
1
Ueoro Takahiro
1
0
0
0
1
Tsutsumi Shin-ichi
0
1
0
0
1
Tomizawa Sohei
0
1
0
0
1
Tokoro Kota
0
1
0
0
1
Tezuka Masaki
0
0
1
0
1
Tezuka Katsuki
0
0
1
0
1
Tamura Hiroki
0
1
1
0
2
Takigiku Motoki
1
1
1
0
3
Takaya Yuta
2
1
0
0
3
Takahashi Satoru
1
2
0
0
3
Tachikawa Yuji
0
2
0
0
2
Suma Yosuke
0
1
0
0
1
Soejima Makoto
3
0
1
0
4
Shukuta Ayato
0
2
0
0
2
Shirano Yasuyuki
0
0
0
1
1
Shinozaki Masahiko
0
0
0
0
1
Shinoki Hirotomo
0
0
1
0
1
Shimono Toshiyuki
0
0
1
0
1
Shimizu Toshihiro
1
0
0
0
1
Shimizu Genki
0
1
1
0
2
Shibue Tsukasa
0
1
0
0
1
Seki Norifumi
1
1
0
0
2
Sannomiya Takumi
0
1
0
0
1
Sakamoto Heizo
1
0
0
0
1
Saito Shingo
0
1
0
0
1
Saeki Yuki
0
1
0
0
1
Otsuki Tomoshi
0
0
0
0
1
Oshima Yoshiki
0
5
0
0
5
Oki Yuya
1
1
0
0
2
Okawara Nariaki
0
0
1
0
1
Okajima Takashi
0
0
2
0
2
Okada Nobuyuki
0
0
1
0
1
Oi Masao
0
0
0
1
1
Ohnawa Masashi
0
1
0
0
1
Ohashi Yuta
1
0
0
0
1
Odaka Yuji
1
2
0
0
3
Oba Ryoshun
0
1
0
0
1
Nomura Kento
0
2
0
0
2
Nishimoto Masaki
2
0
0
0
3
Nishikawa Hiroto
0
0
1
0
1
Nakashima Junichirou
0
0
1
0
1
Nakamura Yusuke
0
0
1
0
1
Nakamura Naotosi
0
0
1
0
1
Nakajima Sachiko
1
1
0
0
2
Nakagawa Masahiro
0
1
0
0
1
Nagasaka Tomohiro
0
0
1
0
1
Nagao Kentaro
3
1
0
0
4
Murakami Sogo
0
1
0
0
1
Murai Shogo
0
1
1
0
2
Moriyama Sanefumi
0
0
1
0
1
Miyamoto Daisuke
0
0
1
0
1
Miyahara Naohiro
0
1
0
0
1
Mitani Akinori
0
1
0
0
1
Minegishi Ryu
0
1
0
0
1
Mieda Yoichi
0
0
0
1
1
Matsushima Yasushi
0
1
0
0
1
Matsumoto Yuya
0
1
0
0
1
Matoya Kazuki
0
0
1
0
1
Masugi Kazuki
0
2
0
0
2
Masuda Naruki
0
1
0
0
1
Maruoka Tetsuyuki
2
2
0
0
4
Kuroda Naoki
2
0
0
0
2
Kuribayashi Tsukasa
1
1
0
0
2
Kurata Rikimaru
0
1
0
0
1
Kura Naoto
0
0
0
1
1
Kumabe Soh
1
0
0
0
1
Kubota Soji
0
1
0
0
1
Koshiyama Hiroki
0
2
0
0
2
Koshikawa Teruhisa
0
0
1
0
1
Kono Kenichi
0
0
0
0
1
Kondo Hiroki
0
1
2
0
3
Komatsu Hiroki
0
1
0
0
1
Koide Keisuke
0
0
1
0
1
Kodama Taiyo
1
0
0
0
1
Kodama Hiroki
1
1
0
0
2
Kobayashi Yusuke
0
0
1
0
1
Kobayashi Koichiro
0
0
1
0
1
Kiyohara Daishi
0
1
1
0
2
Kitayama Yuji
0
0
1
0
1
Kitaueda Atsushi
0
0
0
0
1
Kitamura Takuma
1
2
0
0
3
Kitamura Ryunosuke
1
1
0
0
2
Kishikawa Akio
2
0
0
0
2
Kinjo Tasuki
0
1
0
0
1
Kim Siwoo
1
0
0
0
1
Kawamura Akitoshi
0
1
0
0
1
Katsumata Tomoyuki
0
0
0
0
1
Kataoka Toshiki
2
2
0
0
4
Katagiri Taku
0
1
0
0
1
Kano Satoshi
1
1
0
0
2
Kanda Shuho
0
1
0
0
1
Kamio Yuhi
1
1
0
0
2
Jo Hideaki
0
0
1
0
1
Iyama Osamu
0
0
1
0
1
Iwata Tatsuyuki
0
1
1
0
2
Itou Takashi
0
0
2
0
2
Ito Yuki
0
1
0
0
1
Ito Atsushi
1
0
0
0
1
Ishikawa Suguru
0
0
1
0
1
Ishida Ryo
0
1
1
0
2
Ishida Atsuya
0
1
0
0
1
Irie Kei
0
2
0
0
2
Inoue Takuya
0
1
0
0
1
Inoue Takuya
0
0
1
0
1
Inoue Takuya
0
0
2
0
2
Inoue Shutaro
1
0
0
0
1
Imoto Tasuku
0
1
1
0
2
Imamura Shiro
1
1
0
0
2
Imai Naoki
1
3
0
0
4
Ikeda Kokoro
0
0
1
0
1
Iijima Ryusuke
0
0
1
0
1
Hosaka Kazuhiro
1
1
0
0
2
Hirayama Fuma
0
0
1
0
1
Hiraishi Yudai
0
1
0
0
1
Hiraguchi Ryoji
0
1
0
0
1
Hayashi Yasuo
0
1
0
0
1
Hayashi Koyo
0
0
0
1
1
Hayakawa Satoshi
1
0
0
0
1
Hayakawa Mutsumi
0
0
1
0
1
Hamakawa Shinjiro
0
1
0
0
1
Furuya Tanoshi
1
0
0
0
1
Asano Tomohiro
0
1
0
0
1
Arai Tomochika
0
1
0
0
1
Arai Shuto
0
1
0
0
1
Aoki Ko
0
2
0
0
2
Adachi Jun
0
0
1
0
1
Supported by Google