Bantamweight · Japan
Ken Achiwa
Ken Achiwa is a bantamweight boxer from Japan. Ken Achiwa last fought Yoshitaka Shiina on Apr 1, 2024 and lost by MD over 6 rounds.
Also: 阿知和賢
Born—
Country🇯🇵 Japan
DebutAug 5, 2006
Career2006–2024
Rounds boxed228
Born inYokosuka, Japan
Boxerbook rating1126 ± 227 · inactive since Dec 2017Why here › Confirmed bouts34 of 34 · 34 official
Record and next fight
Record
No record compiled yet
Next fight
No next fight confirmed
Last result
L
Yoshitaka Shiina
MD 6 · Korakuen Hall, 🇯🇵
The record
Known bouts: 34, 2006–2024
Record not yet compiled — only bouts reported from opponents' records are shown
Bouts by source: Japan Boxing Commission — 試合報告書 · 33, English Wikipedia · 2, Wikipedia (ja) · 2, WBA Fights Master Scores · 1
L
Yoshitaka Shiina
MD 6 · Korakuen Hall, 🇯🇵
D
Aito Sumita
SD 8 · Korakuen Hall, 🇯🇵
W
Hikari Ota
UD 8 · Korakuen Hall, 🇯🇵
L
Naoto Fujimoto
UD 8 · Korakuen Hall, 🇯🇵
L
Rey Orais
UD 6 · Korakuen Hall, 🇯🇵
L
UD 8/8 · Korakuen Hall, Tokyo, 🇯🇵
Achiwa — · Muranaka 25-3-1
L
Wang Xinghua
UD 12/12 · Mianyang, 🇨🇳
D
Jo Taninoka
SD 8 · Korakuen Hall, 🇯🇵
W
Naoto Fujimoto
UD 8 · Korakuen Hall, 🇯🇵
W
Kaname Tabeii
TKO 3/8 · Korakuen Hall, 🇯🇵
D
Tatsuya Takahashi
SD 8 · Korakuen Hall, 🇯🇵
D
Takashi Yokoyama
MD 8 · Adachi General Sports Center, 🇯🇵
W
Ganbare Shota
TKO 6/8 · Korakuen Hall, 🇯🇵
L
TKO 3/6 · Korakuen Hall, 🇯🇵
Achiwa — · Nakagawa 5-2-0
L
UD 8/8 · Korakuen Hall, 🇯🇵
Achiwa — · Tobe 5-1-1
L
UD 8/8 · Korakuen Hall, Tokyo, 🇯🇵
Achiwa — · Muranaka 17-2-1
W
Sensak Sitsabarnee
UD 8 · Korakuen Hall, 🇯🇵
L
Yuki Nasu
MD 8 · Korakuen Hall, 🇯🇵
Show all 34 bouts
W
Keita Yamaguchi
TKO 4/8 · Korakuen Hall, 🇯🇵
L
Yuki Fukumoto
SD 8 · Korakuen Hall, 🇯🇵
D
Masashi Ootake
SD 8 · Korakuen Hall, 🇯🇵
L
Masato Anzai
UD 6 · Korakuen Hall, 🇯🇵
L
Tetsumo Hayashi
UD 8 · Bando City Iwai Gymnasium, 🇯🇵
W
Masatoshi Yoshioka
SD 6 · Korakuen Hall, 🇯🇵
L
Kenichi Yoshioka
SD 6 · Korakuen Hall, 🇯🇵
W
Yusaku Ashura
MD 6 · Korakuen Hall, 🇯🇵
W
Takeo Kuranaga
MD 4 · Korakuen Hall, 🇯🇵
L
Ryota Ichikawa
UD 4 · Korakuen Hall, 🇯🇵
W
Masashi Muto
UD 4 · Korakuen Hall, 🇯🇵
D
Toshimitsu Ochi
MD 4 · Korakuen Hall, 🇯🇵
W
Shinichi Murata
MD 4 · Korakuen Hall, 🇯🇵
Ratings now
Not in any current ranking.
World titles
No world title reigns recorded.
Facts
- When is Ken Achiwa's next fight?
- No next fight is confirmed as of 18 Oct 2026.
- Who did Ken Achiwa fight last?
- Ken Achiwa last fought Yoshitaka Shiina on Apr 1, 2024 and lost by MD over 6 rounds.
Promoter
Sources
Boxerbook ID 2116 · permanent link boxerbook.com/id/2116. Wikidata (CC0), English Wikipedia (CC BY-SA), photo from the Instagram profile. Last fetched: 2026-10-12. Spot a mistake? Every bout page has a link to report it.