Lightweight · Japan
Valentine Hosokawa 25-11-4 12 KO · 2006–2021
Photo: 角海老宝石ボクシングジム, CC BY-SA 4.0 via Wikimedia Commons
Updated Oct 14, 2026 · Sources: Wikidata, Wikipedia (ja), Japan Boxing Commission — 試合報告書, +1
Valentine Hosokawa was a lightweight boxer from Japan, born Apr 16, 1981. Record 25-11-4 with 12 knockouts over 2006–2021. Valentine Hosokawa last fought Masayuki Itō on Jul 3, 2021 and lost by TKO in round 8 of 10.
Also: Барэнтаин Хосокава · 瓦伦丁·细川 · 細川バレンタイン +2 more 細川繁 · Хосокава, Барэнтаин
Born Apr 16, 1981
Country 🇯🇵 Japan
Debut May 23, 2006
Career 2006–2021
Rounds boxed 226
KO share 48%
Titles Japanese title, 2nd defence 2018
Boxerbook rating 1536 ± 150 · inactive since Jul 2021Why here › Confirmed bouts 38 of 40 · 38 official
Career record Record
25-11-4, 12 KOs · 2006–2021
Last result L
TKO 8/10 · Korakuen Hall, Tokyo, 🇯🇵
The record 40 bouts, 2006–2021, newest first. Records under each bout are both boxers going in.
Bouts by source: Japan Boxing Commission — 試合報告書 · 38, Wikipedia (ja) · 37, English Wikipedia · 3
L
TKO 8/10 · Korakuen Hall, Tokyo, 🇯🇵
Hosokawa 25-10-4 · Itō 27-3-1
L
For Japanese, OPBF and WBO Asia Pacific lightweight titles UD 12/12 · Korakuen Hall, Tokyo, 🇯🇵
Hosokawa 25-9-4 · Yoshino 12-0-0
W
Kosuke Arioka
KO 1/8 · Korakuen Hall, 🇯🇵
Hosokawa 24-9-4 · Arioka —
L
For Japanese light-welterweight title UD 10/10 · Korakuen Hall, Tokyo, 🇯🇵
Hosokawa 24-8-4 · Inoue 12-0-0
W
Takashi Inagaki
Japanese title, 2nd defence TKO 1/10 · Korakuen Hall, 🇯🇵
Hosokawa 23-8-4 · Inagaki —
W
Japanese title, 1st defence TKO 7/10 · Korakuen Hall, 🇯🇵
Hosokawa 22-8-4 · Japan —
W
Japanese super lightweight title UD 10/10 · Korakuen Hall, 🇯🇵
Hosokawa 21-8-4 · Aso 23-7-1
W
Kwe Peter
UD 8/8 · Korakuen Hall, 🇯🇵
Hosokawa 20-8-4 · Peter —
L
Japanese title, 6th defence UD 10/10 · Korakuen Hall, 🇯🇵
Hosokawa 20-7-4 · Okada 13-0-0
L
Kuniaaki Sato
UD 8/8 · Korakuen Hall, 🇯🇵
Hosokawa 20-6-4 · Sato —
W
Cristianno Aoki
SD 8/8 · Korakuen Hall, 🇯🇵
Hosokawa 19-6-4 · Aoki —
W
Jumbo Oda Nobunaga Shoten Petajini
UD 8/8 · Sumiyoshi Ward Civic Center, 🇯🇵
Hosokawa 18-6-4 · Petajini —
W
Takeshi Goda
TKO 5/8 · Korakuen Hall, 🇯🇵
Hosokawa 17-6-4 · Goda —
W
Toshihiko Adachi
UD 8/8 · Korakuen Hall, 🇯🇵
Hosokawa 16-6-4 · Adachi —
L
Min-uk Kim
OPBF super lightweight title TKO 11
Hosokawa 16-5-4 · Kim —
L
Japanese title, 3rd defence TKO 8/10 · Korakuen Hall, 🇯🇵
Hosokawa 16-4-4 · Iwabuchi 20-3-0
W
Nukun Chaiyonggym
KO 5/8 · Korakuen Hall, 🇯🇵
Hosokawa 15-4-4 · Chaiyonggym —
W
Ekkachai Pakdijim
TKO 1/8 · Korakuen Hall, 🇯🇵
Hosokawa 14-4-4 · Pakdijim —
W
Monkonchaiandi Manopkanchan
TKO 2/8 · Korakuen Hall, 🇯🇵
Hosokawa 13-4-4 · Manopkanchan —
W
Hiroyoshi Onuma
UD 8/8 · Korakuen Hall, 🇯🇵
Hosokawa 12-4-4 · Onuma —
Show all 40 bouts W
Takuya Suzuki
TD 6/8 · Korakuen Hall, 🇯🇵
Hosokawa 11-4-4 · Suzuki —
W
Daiji Sakoda
UD 8/8 · Korakuen Hall, 🇯🇵
Hosokawa 10-4-4 · Sakoda —
L
Kuninobu Shimamura
SD 6/6 · Korakuen Hall, 🇯🇵
Hosokawa 10-3-4 · Shimamura —
W
Masataka Ikuta
TKO 3/8 · Korakuen Hall, 🇯🇵
Hosokawa 9-3-4 · Ikuta —
W
Hiroyuki Nagasaki
UD 8/8 · Korakuen Hall, 🇯🇵
Hosokawa 8-3-4 · Nagasaki —
W
Kentaro Kura
TKO 6/6 · Korakuen Hall, 🇯🇵
Hosokawa 7-3-4 · Kura —
W
Hideaki Ura
UD 5/5 · Korakuen Hall, 🇯🇵
Hosokawa 6-3-4 · Ura —
D
SD 5/5 · Korakuen Hall, 🇯🇵
Hosokawa 6-3-3 · Aso 7-1-0
L
Keiichi Izumi
UD 4 · Sano City Sports Park Civic Gymnasium, 🇯🇵
Hosokawa 6-2-3 · Izumi —
W
Tsuyoshi Ozawa
MD 4/4 · Korakuen Hall, 🇯🇵
Hosokawa 5-2-3 · Ozawa —
D
Kenta Kato
SD 4/4 · Korakuen Hall, 🇯🇵
Hosokawa 5-2-2 · Kato —
W
Akihiro Matsushita
TKO 3/4 · Korakuen Hall, 🇯🇵
Hosokawa 4-2-2 · Matsushita —
W
Tomoyuki Watanabe
KO 2/4 · Korakuen Hall, 🇯🇵
Hosokawa 3-2-2 · Watanabe —
L
UD 4/4 · Korakuen Hall, 🇯🇵
Hosokawa 3-1-2 · Kondō 3-1-0
W
Akihiro Ito
MD 4/4 · Korakuen Hall, 🇯🇵
Hosokawa 2-1-2 · Ito —
W
Tatsuya Yasuda
UD 4/4 · Matsushita IMP Hall, 🇯🇵
Hosokawa 1-1-2 · Yasuda —
D
Kosuke Takeda
TD 2/4 · Korakuen Hall, 🇯🇵
Hosokawa 1-1-1 · Takeda —
L
Sevillo Tetsujin Tomura
UD 4 · Kanuma General Gymnasium, 🇯🇵
Hosokawa 1-0-1 · Tomura —
W
Kosuke Kobayashi
TKO 1/4 · Korakuen Hall, 🇯🇵
Hosokawa 0-0-1 · Kobayashi —
D
Yoshinori Kanzaki
SD 4/4
Hosokawa 0-0-0 · Kanzaki —
Ratings now Not in any current ranking.
World titles No world title reigns recorded.
Facts
What is Valentine Hosokawa's record? Valentine Hosokawa's professional record is 25-11-4 with 12 knockouts.
Who did Valentine Hosokawa fight last? Valentine Hosokawa last fought Masayuki Itō on Jul 3, 2021 and lost by TKO in round 8 of 10. Sources Boxerbook ID 12095 · permanent link boxerbook.com/id/12095 . Wikidata (CC0), English Wikipedia (CC BY-SA), photo from Wikimedia Commons. Last fetched: 2026-10-12. Spot a mistake? Every bout page has a link to report it.
