Japan’s Matsushita Rips 4:05.83 400 IM To Take Down Hagino’s Rio Gold-Profitable Asian Record

102nd JAPANESE INTERCOLLEGIATE SWIMMING CHAMPIONSHIPS

• Thursday, September third – Sunday, September sixth
• Osaka, Towa Pharmaceutical Lactab Dome
• LCM (50m)
• Results

The 102nd Japanese Intercollegiate Swimming Championships started at present in Osaka with a monumental efficiency happening within the males’s 400m IM.

Racing on this night’s ultimate of the occasion, Olympic silver medalist Tomoyuki Matsushita fired off a brand new lifetime finest, Japanese nationwide and Asian continental file of 4:05.83.

21-year-old Matsushita entered totally new territory, dipping beneath the 4:06 barrier for the primary time ever.

Matsushita’s earlier profession finest was a 4:06.75 produced for gold at this yr’s Pan Pacific Championships. That garnered him the highest spot forward of Americans Carson Foster (4:07.11) and Bobby Finke (4:07.59) to safe the victory there in Irvine and render Matsushita the Ninth-fastest performer of all time.

Tonight’s 4:05.83 means Matsushita hacked practically a whole second off that already historic consequence to turn out to be the primary Japanese man ever and simply the fifth man worldwide to clear the 4:06 threshold.

His efficiency erased the longstanding nationwide and Asian file of 4:06.05 retired icon Kosuke Hagino placed on the books en path to successful gold on the 2016 Olympic Games in Rio.

Tonight, Matsushita bought to the wall over two seconds forward of his rivals, with Nishikawa Gasaki securing silver in a monster new lifetime better of his personal of 4:08.03, and Riku Yamaguchi bagging the bronze in 4:12.00.

Comparing his former and new PB, in addition to Hagino’s former Asian file, Matsushita took his time on the entrance half however blasted a ultimate 50m of 56.74.

Matsushita’s New Asian Record – 4:05.83	Hagino’s Former Asian Record – 4:06.05	Matsushita’s Former PB – 4:06.75
55.96	55.57	55.07
1:03.74	1:02.16	1:03.43
1:09.66	1:10.23	1:10.51
56.47	58.09	57.74

Matsushita is now the 4th-best performer in historical past, with tonight’s swim making him the quickest man exterior of a serious elite worldwide meet.

Top 10 Men’s LCM 400 IM Performers All-Time

1. Leon Marchand (FRA) – 4:02.50, 2023 World Championships
2. Michael Phelps (USA) – 4:03.84, 2008 Olympic Games
3. Ryan Lochte (USA) – 4:05.18, 2012 Olympic Games
4. Tomoyuki Matsushita (JPN) – 4:05.83, 102nd Japanese Intercollegiate Swimming Championships
5. Chase Kalisz (USA) – 4:05.90, 2017 World Championships
6. Kosuke Hagino (JPN) – 4:06.05, 2016 Olympic Games
7. Daiya Seto (JPN) – 4:06.09, 2020 Kosuke Kitajima Cup
8. Laszlo Cseh (HUN) – 4:06.16, 2008 Olympic Games
9. Carson Foster (USA) – 4:06.56, 2022 World Championships
10. Tyler Clary (USA) – 4:06.96, 2009 USA National Championships

As a refresher, Matsushita earned Japan’s sole Olympic swimming medal on the 2024 Olympic Games when he positioned runner-up behind Frenchman Leon Marchand. Matsushita hit a time of 4:08.62, a mark he totally destroyed not solely tonight but in addition through his current efforts of 4:06.93 this previous March and 4:07.21 in September 2025.