Japan at the 2019 World Aquatics Championships

Japan competed at the 2019 World Aquatics Championships in Gwangju, South Korea from 12 to 28 July.

Japan at the 2019 World Aquatics Championships
Flag of Japan
World Aquatics code	JPN
National federation	Japan Swimming Federation
Website	swim.or.jp (in Japanese)
in Gwangju, South Korea
Medals Ranked 11th	Gold 2 Silver 2 Bronze 6 Total 10
World Aquatics Championships appearances
1973 1975 1978 1982 1986 1991 1994 1998 2001 2003 2005 2007 2009 2011 2013 2015 2017 2019 2022 2023 2024 2025

Medalists

Medal	Name	Sport	Event	Date
Gold	Daiya Seto	Swimming	Men's 200 metre individual medley	25 July
Gold	Daiya Seto	Swimming	Men's 400 metre individual medley	28 July
Silver	Katsuhiro Matsumoto	Swimming	Men's 200 metre freestyle	23 July
Silver	Daiya Seto	Swimming	Men's 200 metre butterfly	24 July
Bronze	Yukiko Inui	Artistic swimming	Solo technical routine	13 July
Bronze	Atsushi Abe Yumi Adachi	Artistic swimming	Mixed duet technical routine	15 July
Bronze	Yukiko Inui	Artistic swimming	Solo free routine	17 July
Bronze	Atsushi Abe Yumi Adachi	Artistic swimming	Mixed duet free routine	20 July
Bronze	Ippei Watanabe	Swimming	Men's 200 metre breaststroke	26 July
Bronze	Yui Ohashi	Swimming	Women's 400 m individual medley	28 July

Artistic swimming

Main article: Artistic swimming at the 2019 World Aquatics Championships

Japan entered 13 artistic swimmers.^[1]

Women

Athlete	Event	Preliminaries		Final
		Points	Rank	Points	Rank
Yukiko Inui	Solo technical routine	91.7284	3 Q	92.3084
	Solo free routine	92.5667	3 Q	93.2000
Yukiko Inui Megumu Yoshida	Duet technical routine	91.9210	4 Q	92.1116	4
	Duet free routine	92.4333	4 Q	93.0000	4
Juka Fukumura Yukiko Inui Moeka Kijima Kei Marumo Kano Omata Mayu Tsukamoto Mashiro Yasunaga Megumu Yoshida Okina Kyogoku (R) Akane Yanagisawa (R)	Team technical routine	92.3274	4 Q	92.7207	4
Juka Fukumura Yukiko Inui Moeka Kijima Okina Kyogoku Mayu Tsukamoto Akane Yanagisawa Mashiro Yasunaga Megumu Yoshida Kei Marumo (R) Kano Omata (R)	Team free routine	92.6667	4 Q	93.3667	4
Juka Fukumura Yukiko Inui Moeka Kijima Hinata Kumagai Okina Kyogoku Kei Marumo Mayu Tsukamoto Akane Yanagisawa Mashiro Yasunaga Megumu Yoshida Kano Omata (R)	Free routine combination	93.0000	4 Q	93.2333	4

Mixed

Athlete	Event	Preliminaries		Final
		Points	Rank	Points	Rank
Atsushi Abe Yumi Adachi	Duet technical routine	88.2948	3 Q	88.5113
	Duet free routine	89.8000	3 Q	90.4000

Legend: (R) = Reserve Athlete

Diving

Main article: Diving at the 2019 World Aquatics Championships

Japan entered seven divers.^[2]

Men

Athlete	Event	Preliminaries		Semifinals		Final
		Points	Rank	Points	Rank	Points	Rank
Sho Sakai	3 m springboard	375.00	28	did not advance
Ken Terauchi		395.80	19	did not advance
Sho Sakai Ken Terauchi	Synchronized 3 metre springboard	384.09	2 Q	—		389.43	7

Women

Athlete	Event	Preliminaries		Semifinals		Final
		Points	Rank	Points	Rank	Points	Rank
Sayaka Mikami	3 m springboard	291.60	8 Q	307.95	7 Q	323.05	5
Matsuri Arai	10 metre platform	304.75	11 Q	312.45	10 Q	321.45	9
Rin Kaneto		333.95	5 Q	285.05	17	did not advance
Haruka Enomoto Hazuki Miyamoto	Synchronized 3 metre springboard	253.50	14	—		did not advance

Open water swimming

Main article: Open water swimming at the 2019 World Aquatics Championships

Japan qualified two male and two female open water swimmers.^[3][4]

Men

Athlete	Event	Time	Rank
Taiki Nonaka	Men's 10 km	1:51:35.3	45
Takeshi Toyoda		1:50:22.0	39

Women

Athlete	Event	Time	Rank
Yumi Kida	Women's 10 km	1:55:26.7	22
Minami Niikura		1:55:46.8	30

Mixed

Athlete	Event	Time	Rank
Minami Niikura Yumi Kida Takeshi Toyoda Taiki Nonaka	Team	56:52.1	14

Swimming

Main article: Swimming at the 2019 World Aquatics Championships

Japan entered 25 swimmers.^[5]

Men

Athlete	Event	Heat		Semifinal		Final
		Time	Rank	Time	Rank	Time	Rank
Naito Ehara	200 m freestyle	1:47.46	20	did not advance
Ryosuke Irie	100 m backstroke	53.38	5 Q	53.13	6 Q	53.22	6
	200 m backstroke	1:57.60	7 Q	1:57.26	8 Q	1:56.52	5
Kazuki Kohinata	200 m breaststroke	2:09.92	14 Q	2:08.42	9	did not advance
Yasuhiro Koseki	50 m breaststroke	27.33	16 Q	27.22	13	did not advance
	100 m breaststroke	58.91	3 Q	58.89	4 Q	58.93	4
Katsuhiro Matsumoto	200 m freestyle	1:46.51	7 Q	1:45.56	=4 Q	1:45.22 NR
Naoki Mizunuma	50 m butterfly	23.74	21	did not advance
	100 m butterfly	52.23	12 Q	51.71	9	did not advance
Katsumi Nakamura	50 m freestyle	22.41	26	did not advance
	100 m freestyle	48.68	=11 Q	48.45	=10	did not advance
Daiya Seto	200 m butterfly	1:54.56	2 Q	1:55.33	3 Q	1:53.86
	200 m individual medley	1:57.90	2 Q	1:57.10	3 Q	1:56.14
	400 m individual medley	4:12.27	1 Q	—		4:08.95
Shinri Shioura	50 m freestyle	21.78	5 Q	21.74	7 Q	21.81	8
	100 m freestyle	48.68	=11 Q	48.54	13	did not advance
Keita Sunama	200 m backstroke	1:58.40	19	did not advance
Ippei Watanabe	200 m breaststroke	2:09.68	9 Q	2:08.04	6 Q	2:06.73
Katsumi Nakamura Shinri Shioura Katsuhiro Matsumoto Akira Namba	4×100 m freestyle relay	3:14.16	9	—		did not advance
Kotaro Takahashi Katsuhiro Matsumoto Keisuke Yoshida Daiya Seto	4×200 m freestyle relay	7:09.23	9	—		did not advance
Ryosuke Irie Yasuhiro Koseki Naoki Mizunuma Katsumi Nakamura	4×100 m medley relay	3:32.34	3 Q	—		3:30.35	4

Women

Athlete	Event	Heat		Semifinal		Final
		Time	Rank	Time	Rank	Time	Rank
Reona Aoki	100 m breaststroke	1:06.81	5 Q	1:06.30	3 Q	1:06.40	4
	200 m breaststroke	2:25.93	11 Q	2:27.95	15	did not advance
Suzuka Hasegawa	100 m butterfly	58.71	19	did not advance
	200 m butterfly	2:10.03	12 Q	2:09.22	10	did not advance
Chihiro Igarashi	200 m freestyle	1:59.18	16 Q	1:58.97	16	did not advance
	400 m freestyle	4:13.81	20	—		did not advance
Hiroko Makino	100 m butterfly	58.33	16 Q	58.49	16	did not advance
	200 m butterfly	2:09.88	10 Q	2:09.60	11	did not advance
Yui Ohashi	200 m individual medley	2:11.09	9 Q	2:10.04	6 Q	DSQ
	400 m individual medley	4:37.23	2 Q	—		4:32.33
Rika Omoto	50 m freestyle	25.17	20	did not advance
	100 m freestyle	54.89	26	did not advance
	200 m individual medley	2:10.50	5 Q	2:09.68	5 Q	2:09.32	5
Natsumi Sakai	50 m backstroke	28.41	20	did not advance
	100 m backstroke	1:00.05	10 Q	59.71	8 Q	59.56	=6
	200 m backstroke	2:10.40	12 Q	2:10.11	11	did not advance
Rio Shirai	200 m freestyle	1:58.10	12 Q	1:56.82	8 Q	1:57.14	8
	200 m backstroke	2:14.98	31	did not advance
Tomomi Aoki Aya Sato Rio Shirai Rika Omoto	4×100 m freestyle relay	3:36.17	5 Q	—		3:36.79	7
Rio Shirai Chihiro Igarashi Tomomi Aoki Nagisa Ikemoto	4×200 m freestyle relay	7:56.00	8 Q	—		7:56.31	8
Natsumi Sakai Reona Aoki Hiroko Makino Rika Omoto	4×100 m medley relay	3:59.87	8 Q	—		3:58.14	6

Mixed

Athlete	Event	Heat		Final
		Time	Rank	Time	Rank
Katsumi Nakamura Katsuhiro Matsumoto Rika Omoto Aya Sato Tomomi Aoki*	4×100 m freestyle relay	3:25.41	7 Q	3:24.67 AS	7
Natsumi Sakai Yasuhiro Koseki Naoki Mizunuma Rika Omoto	4×100 m medley relay	DSQ		did not advance

Legend: (*) = Swimmers who participated in the heat only.

Water polo

Main article: Water polo at the 2019 World Aquatics Championships

Men's tournament

Main article: Water polo at the 2019 World Aquatics Championships – Men's tournament

Team roster^[6]

• Katsuyuki Tanamura
• Seiya Adachi
• Harukiirario Koppu
• Mitsuaki Shiga
• Takuma Yoshida
• Atsuto Iida
• Yusuke Shimizu
• Mitsuru Takata
• Atsushi Arai
• Yusuke Inaba
• Keigo Okawa (C)
• Kenta Araki
• Tomoyoshi Fukushima
• Coach: Yoji Omoto

Group D

Pos	Team	Pld	W	D	L	GF	GA	GD	Pts	Qualification
1	Italy	3	3	0	0	31	19	+12	6	Quarterfinals
2	Germany	3	1	1	1	31	25	+6	3	Playoffs
3	Japan	3	1	1	1	27	27	0	3
4	Brazil	3	0	0	3	22	40	−18	0

Source: Sportresult
Rules for classification: 1) points; 2) head-to-head points; 3) head-to-head goal difference; 4) head-to-head number of goals scored; 5) Goal difference.

15 July 2019 20:30	Report	Germany	9–9	Japan	Nambu University Aquatics Center, Gwangju Referees: Michael Goldenberg (USA), Daniel Flahive (AUS)
		Score by quarters: 3–2, 4–3, 1–3, 1–1
		Stamm 3	Goals	Arai 3

---

17 July 2019 16:30	Report	Japan	7–9	Italy	Nambu University Aquatics Center, Gwangju Referees: Sebastien Dervieux (FRA), Jaume Teixidó (ESP)
		Score by quarters: 0–2, 2–1, 4–4, 1–2
		Arai, Inaba 2	Goals	Figlioli 4

---

19 July 2019 11:10	Report	Brazil	9–11	Japan	Nambu University Aquatics Center, Gwangju Referees: Nenad Periš (CRO), Viktor Salnichenko (KAZ)
		Score by quarters: 2–2, 1–5, 3–3, 3–1
		Guimarães 3	Goals	Shiga, Yoshida 3

Playoffs

21 July 2019 17:00	Report	Spain	15–7	Japan	Nambu University Aquatics Center, Gwangju Referees: Arkadiy Voevodin (RUS), Dion Willis (RSA)
		Score by quarters: 2–1, 3–3, 4–2, 6–1
		Munarriz 6	Goals	Adachi 2

9th–12th place semifinals

23 July 2019 11:00	Report	Montenegro	14–7	Japan	Nambu University Aquatics Center, Gwangju Referees: Germán Moller (ARG), Alessandro Severo (ITA)
		Score by quarters: 3–2, 4–1, 4–3, 3–1
		Ivović, Murišić 3	Goals	Arai, Inaba 2

Eleventh place game

25 July 2019 09:30	Report	Japan	15–5	South Africa	Nambu University Aquatics Center, Gwangju Referees: Viktor Salnichenko (KAZ), Juan Menéndez (CUB)
		Score by quarters: 5–1, 4–1, 3–2, 3–1
		Shimizu, Inaba 3	Goals	Evezard 2

Women's tournament

Main article: Water polo at the 2019 World Aquatics Championships – Women's tournament

Team roster^[7]

• Rikako Miura
• Yumi Arima
• Akari Inaba
• Shino Magariyama
• Chiaki Sakanoue
• Miku Koide
• Maiko Hashida
• Yuki Niizawa
• Minori Yamamoto
• Misaki Noro
• Marina Tokumoto
• Kotori Suzuki (C)
• Minami Shioya
• Coach: Makihiro Motomiya

Group D

Pos	Team	Pld	W	D	L	GF	GA	GD	Pts	Qualification
1	Italy	3	3	0	0	33	22	+11	6	Quarterfinals
2	Australia	3	2	0	1	32	29	+3	4	Playoffs
3	China	3	1	0	2	26	34	−8	2
4	Japan	3	0	0	3	20	26	−6	0

Source: Sportresult
Rules for classification: 1) points; 2) head-to-head points; 3) head-to-head goal difference; 4) head-to-head number of goals scored; 5) Goal difference.

14 July 2019 19:10	Report	Japan	6–8	China	Nambu University Aquatics Center, Gwangju Referees: Gabriella Várkonyi (HUN), Michael Goldenberg (USA)
		Score by quarters: 2–1, 1–1, 2–4, 1–2
		Arima 3	Goals	Chen, Wang X. 2

---

16 July 2019 17:50	Report	Japan	7–9	Italy	Nambu University Aquatics Center, Gwangju Referees: Gabriella Várkonyi (HUN), Arkadiy Voevodin (RUS)
		Score by quarters: 2–3, 2–3, 1–1, 2–2
		Arima 3	Goals	Bianconi 5

---

18 July 2019 11:10	Report	Japan	7–9	Australia	Nambu University Aquatics Center, Gwangju Referees: Gabriella Várkonyi (HUN), Stanko Ivanovski (MNE)
		Score by quarters: 2–3, 2–1, 1–2, 2–3
		three players 2	Goals	Buckling 3

13th–16th place semifinals

20 July 2019 12:00	Report	Cuba	9–21	Japan	Nambu University Aquatics Center, Gwangju Referees: Gabriella Várkonyi (HUN), John Waldow (NZL)
		Score by quarters: 3–6, 2–6, 2–4, 2–5
		Bernal 3	Goals	Arima 5

13th place game

22 July 2019 09:30	Report	South Africa	2–21	Japan	Nambu University Aquatics Center, Gwangju Referees: John Waldow (NZL), Ni Shi Wei (CHN)
		Score by quarters: 0–4, 1–4, 1–6, 0–7
		Moir, Hallendorff 1	Goals	Arima 5