Starbooked

株すうがくぶんか (@sugakubunka) is a Japanese math education company whose YouTube channel promotes its adult courses in mathematics, statistics and machine learning. The channel has about 2,340 subscribers and a median of 938 views per video, with roughly 48 uploads and no new videos in the past year. Sponsored integrations are not offered at a standard rate here; the channel carries no sponsorships.

Why brands book 株すうがくぶんか

Japanese adult-learner math channel with a steady, education-focused audience

  • Median of 938 views per video across 48 uploads, with a top video at 5,419 views
  • About 2,340 subscribers, with the audience centered on working adults studying math and statistics
  • Clean brand-safety profile suited to education and professional-development products
Best foreducation and e-learning brandsprofessional training and certification products
Watch forUpload activity has stopped, with no new videos in the past 365 days, so reach may be limited.

Brand fit report

Content

Topics, IAB taxonomy
Education90%
Science10%
Formats
course promo videos, instructor interviews, lecture excerpts
Tone
informative, formal
Language
Japanese
On camera
No, voiceover and b-roll
Production
Clean, lightly edited
Typical length
3 to 9 minutes for promos; 8 to 75 minutes for lecture recordings

Audience

Commercial intent60/100
Comments asking for links, prices or where to buy
Sentiment70/100
Positive share of 48 comments
Engagement1.3%
Likes and comments per view on recent videos
Audience asks aboutwhich course fits their current math levelschedule and format of online classeshow to prepare for statistics certification exams
Age
10%18-24
35%25-34
30%35-44
25%45+
Gender
35%women
65%men
Countries
🇯🇵 Japan95%
LanguagesJapanese 100%

Commercial

0%of the last 50 videos were sponsored
None seenno sponsored videos in the last 50
Brands seen
None yet
Categories promoted
online courses, education services
Affiliate links
No

No sponsorship disclosures found in the last 50 videos

Suitability GARM Brand Safety Floor + Suitability

Profanitylow
Adultlow
Drugslow
Violencelow
Politicslow

Family friendly
All recent titles and descriptions concern university-level mathematics and statistics courses with no flagged content.

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

PlatformFollowersMedian viewsUploads, 90d
YouTube2.3k9380
X–––

Benchmark score: 50 / 100

Public rule, same for everyone. How it works.

Engagement Median views relative to followers50 / 50
Activity Uploads in the last 90 days0 / 30
Reach Followers on the main platform0 / 20

Recent videos

Last three uploads, latest 376 days ago.

株式会社すうがくぶんかのチャンネルです。もっと社会に数学を をミッションに、社会人への数学/統計学/機械学習の普及活動や数学を一緒に学びあえる場の創生に取り組んでいます。 ▼株式会社すうがくぶんかHP https://sugakubunka.com/ ▼X https://twitter.com/sugakubunka ▼note https://note.com/sugakubunka
株すうがくぶんか's own profile description on YouTube

Are you 株すうがくぶんか? Claim or remove this profile.

About 株すうがくぶんか

株すうがくぶんか runs a YouTube channel for its adult math education business, publishing course promo videos, instructor interviews and lecture excerpts in Japanese. Most uploads promote courses in topology, statistics, linear algebra and machine learning. The channel has about 2,340 subscribers and 48 videos, and its median video draws roughly 938 views. Based on video topics, the viewers are likely working adults in Japan who are studying math and statistics for career or certification goals; this is an estimate.

The channel has not published a video in the past year, so current reach is modest. Sponsored integrations are not offered here, and the company's own courses are the only products shown. A standard rate for a sponsored video would be $20 to $35 per 1,000 median views, or about $30 at this channel's current median, with CPM of $20 to $35 compared with the typical $10 paid-ad CPM.

This channel suits education and professional-training brands targeting Japanese adult learners who want a focused, non-sensational audience.

Written from 株すうがくぶんか's public YouTube profile, platform data and web mentions. Numbers updated 2026-10-19. 株すうがくぶんか can edit or remove this page at any time.

Questions about 株すうがくぶんか

How much does 株すうがくぶんか charge for a sponsored video?

A sponsored video would fall in a range of about $30 to $50 per video, based on the channel's median of 938 views and a CPM of $20 to $35. Rates are estimates from the directory's rate rule, and the channel has not published a sponsored video.

What does 株すうがくぶんか post about on YouTube?

The channel posts promotional videos for its Japanese adult math and statistics courses, along with instructor interviews and lecture excerpts. Topics include topology, statistical testing, linear algebra, and machine learning preparation.

How do I contact 株すうがくぶんか for a brand deal?

Contact details unlock on Starbooked for $0.80. Boosted creators can be booked through Starbooked, and the channel's website at sugakubunka.com also lists contact information.

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