Hiroki Ioka (@世界王者井岡弘樹チャンネル), a former WBC and WBA world champion boxer from Japan, posts about boxing, fight predictions and diet coaching from Osaka. The channel has about 3,050 subscribers and a median of roughly 4,300 views per video, uploading about three times a month. Sponsored integrations are estimated at $150 to $250 per video.
Former world champion reaches Japanese boxing fans with fight analysis
- Median of about 4,300 views per video on roughly 3,050 subscribers
- Upload pace of 26 videos in the last 365 days
- Strong fit for fitness and diet brands given 2026 weight-loss and training content
Brand fit report
Content
- Formats
- short vertical clips, live stream replays, fight predictions, gym training clips
- Tone
- personal, energetic
- Language
- Japanese
- On camera
- Yes, talking head
- Production
- Phone, natural light
- Typical length
- under 60 seconds for Shorts, 2 to 8 minutes for long-form
Audience
Commercial
- Brands seen
- None yet
- Categories promoted
- None yet
- Affiliate links
- No
No sponsorship disclosures found in the last 50 videos
Suitability GARM Brand Safety Floor + Suitability
Family friendly
Videos discuss alcohol dependence recovery (for example '断酒会7ヶ月6/4/2026'), and boxing content includes knockouts, which warrant a medium drugs and violence rating.
We classify content, never people. No age, gender, ethnicity, religion or political views are inferred about the creator. Audience figures are estimates unless marked verified. Creators can correct anything on their profile.
Platforms
| Platform | Followers | Median views | Uploads, 90d |
|---|---|---|---|
| YouTube | 3k | 4.3k | 3 |
Benchmark score: 54 / 100
Public rule, same for everyone. How it works.
Recent videos
▶#世界チャンピオン #井上拓真 #那須川天心#感想#ダウン#回復 · 25k views
▶#井上拓真#那須川天心#世界チャンピオン#天心 · 7.6k views
▶#ガッツ石松#お別れの会#世界チャンピオン #具志堅用高 #井上尚哉 · 10k viewsLast three uploads, latest 18 days ago.
元WBC世界ストロー級、WBA世界ジュニアフライ級王者 の井岡弘樹です！ 僕と仲間や妻のえみちゃんとの日常をお届けします！ 普段は大阪の難波でボクシングジムを経営しています、ダイエット指導が得意です おもろい動画を出していきたいので、コラボの応募お待ちしております！ メール⇒motosekaiojadesuga@gmail.com 定期的に動画をあげていきますので、チャンネル登録お願いします！
About 世界王者 井岡弘樹チャンネル
Hiroki Ioka runs the YouTube channel 世界王者 井岡弘樹チャンネル (@世界王者井岡弘樹チャンネ), posting short clips and longer videos about boxing, fight predictions and diet coaching. He is a former WBC and WBA world champion who runs a boxing gym in Osaka's Namba district.
The channel has about 3,050 subscribers and 168 videos, with a median of roughly 4,300 views per video. Viewers are estimated to be mostly Japanese men aged 35 and older who follow boxing, though this is an estimate. Upload pace is about three videos a month, with a mix of Shorts and longer streams.
Sponsored integrations are estimated at $150 to $250 per video, roughly $35 to $60 CPM on current view counts, which is above the $10 typical for paid ads. Brands seeking Japanese fitness or sports audiences on a small budget should consider booking this channel.
Written from 世界王者 井岡弘樹チャンネル's public YouTube profile, platform data and web mentions. Numbers updated 2026-10-19. 世界王者 井岡弘樹チャンネル can edit or remove this page at any time.
Questions about 世界王者
How much does Hiroki Ioka charge for a sponsored video?
Estimated rates are $150 to $250 per video, based on a median of about 4,300 views and a $20 to $35 CPM for long-form content. Shorts-heavy videos would price lower. Rates are estimates and should be confirmed directly with the creator.
What does Hiroki Ioka post about on YouTube?
The channel covers boxing, including fight predictions and analysis of Japanese title bouts. It also includes diet and training content from his Osaka gym, along with personal updates and live stream replays.
How do I contact Hiroki Ioka for a brand deal?
The channel description lists a business email for collaboration inquiries. Contact details unlock on Starbooked for $0.80, and boosted creators can be booked through Starbooked.
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