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International Junior Heavyweight Championship (Zero1)
Professional wrestling championship
Professional wrestling championship
| Field | Value |
|---|---|
| championshipname | International Junior Heavyweight Championship |
| image | 20230212leo.jpg |
| caption | Leo Isaka holding the International Junior Heavyweight title in his left hand |
| currentholder | Takumi Baba |
| won | January 1, 2025 |
| promotion | Pro Wrestling Zero1 |
| created | June 29, 2002 |
| mostreigns | Ikuto Hidaka (5) |
| firstchamp | Leonardo Spanky |
| longestreign | Ikuto Hidaka (540 days) |
| shortestreign | Tatsuhito Takaiwa ( |
| *NWA/UPW/Zero-One International Junior Heavyweight Championship<ref name | "jrofficial"/ |
- NWA/UPW/Zero-One International Junior Heavyweight Championship
- Zero-One/UPW/World-1 International Junior Heavyweight Championship
- AWA/Zero1-Max/UPW/World-1 International Junior Heavyweight Championship
- AWA World Junior Heavyweight Championship
- Zero1-Max International Junior Heavyweight Championship
The International Junior Heavyweight Championship is a professional wrestling championship in Japanese promotion Pro Wrestling Zero1 (Zero1, formerly Pro Wrestling Zero-One and Pro Wrestling Zero1-Max), contested exclusively among junior heavyweight (
There have been a total of 27 recognized champions, who have had a combined 38 official reigns. The current champion is Takumi Baba who is in his second reign.
Title history
Combined reigns

As of , .
| † | ¤ |
|---|---|
| Indicates the current champion | |
| The exact length of at least one title reign is uncertain, so the shortest length is considered. |
| Rank | Wrestler | No. of | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| reigns | Combined | |||||||||||||||||||||||||||||||
| defenses | Combined days | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | ||||
| Ikuto Hidaka | 5 | 16 | 1,239 | |||||||||||||||||||||||||||||
| Takuya Sugawara | 3 | 12 | 918 | |||||||||||||||||||||||||||||
| Shinjiro Otani | 1 | 2 | 481 | |||||||||||||||||||||||||||||
| Hub | 2 | 4 | 421 | |||||||||||||||||||||||||||||
| Sugi | 1 | 2 | 403 | |||||||||||||||||||||||||||||
| Takumi Baba † | 2 | 3 | + | |||||||||||||||||||||||||||||
| Low Ki | 1 | 8 | 349 | |||||||||||||||||||||||||||||
| El Lindaman | 1 | 1 | 310 | |||||||||||||||||||||||||||||
| Seiki Yoshioka | 1 | 0 | 304 | |||||||||||||||||||||||||||||
| Tatsuhito Takaiwa | 3 | 5 | 293 | |||||||||||||||||||||||||||||
| Astroman | 1 | 2 | 266 | |||||||||||||||||||||||||||||
| Kotaro Suzuki | 1 | 3 | 265 | |||||||||||||||||||||||||||||
| Sonjay Dutt | 1 | 0 | 259 | |||||||||||||||||||||||||||||
| Jason Lee | 2 | 4 | 257 | |||||||||||||||||||||||||||||
| Isami Kodaka | 1 | 2 | ¤242 | |||||||||||||||||||||||||||||
| Wataru Sakata | 1 | 1 | 225 | |||||||||||||||||||||||||||||
| Minoru Tanaka | 1 | 3 | 222 | |||||||||||||||||||||||||||||
| Fuminori Abe | 1 | 5 | 213 | |||||||||||||||||||||||||||||
| Leo Isaka | 1 | 4 | 195 | |||||||||||||||||||||||||||||
| Masaaki Mochizuki | 1 | 3 | 155 | |||||||||||||||||||||||||||||
| Jonathan Gresham | 1 | 1 | 135 | |||||||||||||||||||||||||||||
| Sean Guinness | 1 | 1 | 129 | |||||||||||||||||||||||||||||
| Dick Togo | 1 | 1 | 128 | |||||||||||||||||||||||||||||
| Super Crazy | 1 | 0 | 117 | |||||||||||||||||||||||||||||
| Leonardo Spanky | 1 | 3 | 79 | |||||||||||||||||||||||||||||
| Shoki Kitamura | 1 | 0 | 58 | |||||||||||||||||||||||||||||
| Minoru Fujita | 1 | 1 | 45 |
Footnotes
References
References
- "ZERO1-MAX International Junior Heavyweight Championship title history". Wrestling-Titles.com.
- "AWA World Junior Heavyweight Championship official title history". ZEROONEUSA.com.
- Dark Angel. (November 10, 2020). "Zero1: "Fire Festival 2020" Hartley Jackson is the winner". superluchas.com.
- link. z-1.co.jp. ''[[Pro Wrestling Zero1]]''. (September 9, 2021)
- Daly, Wayne. (April 11, 2022). "ZERO1 Results: 20th & 21st Anniversary Show – Tokyo, Japan (4/10)". wrestling-news.net.
- Kreikenbohm, Philip. (January 1, 2023). "ZERO1 Happy New Year 2023". cagematch.net.
- Kreikenbohm, Philip. (July 15, 2023). "ZERO1 23rd Midsummer Festival ~ Fire Festival 2023 - Tag 5". cagematch.net.
- Kreikenbohm, Philip. (March 3, 2024). "ZERO1 23rd Anniversary". cagematch.net.
- Kreikenbohm, Philip. (January 1, 2025). "Tochi Pro Happy New Year & Shinjiro Otani Aid ~ Stand Up Again And Again". cagematch.net.
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