Ryosuke Iwasa
Ryosuke Iwasa held the IBF super bantamweight world title between 2017 and 2018.
- World title bouts
- 4
- Record in world title bouts (won–lost)
- 2–2
- World titles held
- 1
- Longest world title reign (IBF super bantamweight, 2017–2018)
- 11 months
Timeline of world title events
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2021
-
The Ring magazine rates Ryosuke Iwasa No. 10 at super bantamweight in its annual ratings
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Murodjon Akhmadaliev beats Ryosuke Iwasa via knockout 5/12
Super Bantamweight · WBA Super and IBF
-
2020
-
The Ring magazine rates Ryosuke Iwasa No. 4 at super bantamweight in its annual ratings
-
2019
-
The Ring magazine rates Ryosuke Iwasa No. 6 at super bantamweight in its annual ratings
-
2018
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The Ring magazine rates Ryosuke Iwasa No. 10 at super bantamweight in its annual ratings
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TJ Doheny beats Ryosuke Iwasa via unanimous decision 12/12
Super Bantamweight · IBF
-
Ryosuke Iwasa beats Ernesto Saulong via unanimous decision 12/12
Super Bantamweight · IBF
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2017
-
The Ring magazine rates Ryosuke Iwasa No. 7 at super bantamweight in its annual ratings
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Ryosuke Iwasa beats Yukinori Oguni via knockout 6/12
Super Bantamweight · IBF
-
2013
-
The Ring magazine rates Ryosuke Iwasa No. 9 at bantamweight in its annual ratings