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Super flyweight boxing

Jiro Watanabe

26–2

Boxing record

26–2

Jiro Watanabe finished 65% of 26 wins inside the distance — the 66th percentile for super flyweight boxing, where the median is 57%. No reach is on record, so this page compares record rather than measurements.

UNFILEDloss v Gilberto Román, no date on recordwin v Suk Hwan Yun, no date on recordwin v Kazou Katsuma, no date on recordwin v Julio Soto Solano, no date on recordwin v Payao Poontarat, no date on recordwin v Celso Chavez, no date on recordwin v Soon Chun Kwon, no date on recordwin v Roberto Ramirez, no date on recordwin v Luis Ibanez, no date on recordwin v Shoji Oguma, no date on recordwin v Gustavo Ballas, no date on recordwin v Rafael Pedroza, no date on recordwin v Tito Abella, no date on recordwin v Ali Baba Lukklongyan, no date on recordwin v Kwang Suk Lee, no date on recordwin v Berlin Olivetti, no date on recordloss v Chul Ho Kim, no date on recordwin v Phaktai Lipovitan, no date on recordwin v Chakhtep Chuwatana, no date on recordwin v Jin Hyun Chan, no date on recordwin v Koji Kobayashi, no date on recordwin v Yoshihiko Kawahira, no date on recordwin v Shinji Takagi, no date on recordwin v Noboru Ishii, no date on record
WON ABOVE·LOST BELOW BAR = STOPPAGE·BROKEN BAR = SUBMISSION·TICK = DECISION no dated bouts · 25 UNDATED

SOURCE·Jiro Watanabe — English Wikipedia (CC BY-SA 4.0)·derived figures computed here·REVIEWED 2026-07-07

How this record is compiled

  1. Measurements come from the fighter's English Wikipedia infobox; the bout list is parsed from the results table on the same article, read on 2026-07-07. Boxing tables are read by header name and MMA records by the fixed column order of the MMA record template — two different parsers, because reading MMA rows as a boxing table returns a fighter's boxing record in place of their real one.
  2. A bout enters the ledger with whatever fields the source states: result, opponent, method, round, year. Any field the source leaves empty stays empty here. A date that cannot be established is left blank rather than inferred, and the bout is still counted.
  3. A no contest is counted and printed as a no contest. It is never folded into the wins, the losses or the draws, and it never disappears to make a total balance.
  4. Where the article's infobox total disagrees with its own results table, both figures are published and each is labelled with where it came from. Nothing is averaged and nothing is reconciled against a second database.
  5. Percentiles rank this fighter among the 114 super flyweight boxing fighters in the dataset — the most specific group of at least 30 that this fighter belongs to.

Sources, exclusions and known limits →

Bout record

Every bout the article's own results table lists, in order. A dash is a field the source leaves empty — it is not a zero and it is not a guess.

Bout-by-bout recordAUG 2026
YearResultOpponentMethodRd
undated L Gilberto Román Decision12
undated W Suk Hwan Yun KO/TKO5
undated W Kazou Katsuma KO/TKO12
undated W Julio Soto Solano Decision12
undated W Payao Poontarat KO/TKO11
undated W Celso Chavez KO/TKO15
undated W Soon Chun Kwon —11
undated W Roberto Ramirez Decision15
undated W Luis Ibanez KO/TKO8
undated W Shoji Oguma KO/TKO12
undated W Gustavo Ballas KO/TKO9
undated W Rafael Pedroza Decision15
undated W Tito Abella KO/TKO4
undated W Ali Baba Lukklongyan KO/TKO5
undated W Kwang Suk Lee Decision10
undated W Berlin Olivetti KO/TKO2
undated L Chul Ho Kim Decision15
undated W Phaktai Lipovitan Decision10
undated W Chakhtep Chuwatana Decision10
undated W Jin Hyun Chan Decision6
undated W Koji Kobayashi KO/TKO1
undated W Yoshihiko Kawahira KO/TKO4
undated W Shinji Takagi KO/TKO1
undated W Noboru Ishii KO/TKO6
undated W Kiezo Miyazaki KO/TKO3

7 of these opponents have their own page here.

SOURCE·Jiro Watanabe — English Wikipedia (CC BY-SA 4.0)·derived figures computed here·REVIEWED 2026-07-07

What is on record

Measurements
Reachnot recorded
Height65″ (165.1 cm)
StanceSouthpaw
DivisionSuper Flyweight Boxing
Most active decadenot established — fewer than three of this record's bouts carry a date
CountryJapan

Wikipedia carries no reach figure for Jiro Watanabe, so the reach-advantage comparison this site is built on cannot be computed. Everything below comes from the record instead.

Record

Boxing record

26–2

28 bouts on record

Finish rate

65%

of wins ended inside the distance — super flyweight boxing median 57%, 66th percentile

By knockout: 17 (65%)By decision: 9 (35%)
  • By knockout 65%
  • By decision 35%
Standing questions

What this record does and does not say

What is Jiro Watanabe's record?
26–2 in boxing. That is the aggregate stated in the English Wikipedia infobox; the results table on the same article lists 28 bouts individually.
Does a no contest change a record here?
No. A no contest is not a win, a loss or a draw, and it is never folded into one. It is counted and printed separately, so a 20–0 record with two no contests is shown as exactly that rather than as 22–0 or as 20–0 with the no contests dropped. The same applies to a bout overturned after the fact where the source records the change.
What happens when sources disagree about a fight?
This site publishes one source — the fighter's English Wikipedia article, read on the date printed under every table — and it does not silently reconcile that against anyone else's database. Where the article's own infobox total and its own results table disagree, both are shown and the page says which one each figure came from. Nothing is averaged, and no field is filled in from a second source to make a total balance.

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Amit Sharma

Auckland real-estate agent and marketer. Builds free, sourced data tools.