まさな先生【医師×薬剤師】

@医師のまさな先生 · JA

japanese skincare aesthetic medicine drugstore cosmetics wrinkle treatments

Masana Sensei (@医師のまさな先生), a Japanese beauty channel run by a doctor and pharmacist from Tokyo, posts short and long-form skincare, cosmetics and aesthetic-treatment explainers to about 34,000 subscribers. Median views are about 4,200, with uploads roughly weekly. Sponsored integrations are priced at $150 to $250 per video.

Why brands book まさな先生【医師×薬剤師】

Japanese beauty explainer with 4,200 median views and drugstore-cosmetics reach

Median of about 4,200 views per long-form video across 409 uploads
Top recent video reached 233,405 views on a drugstore cosmetics review
Rate of $150 to $250 per video, equal to a $20 to $35 CPM, versus $10 to $30 for paid ads

Best fordrugstore cosmetics launchesskincare trial campaigns

Watch forClinic self-promotion is frequent, so a third-party sponsor may compete for attention in the descriptions.

Brand fit report

Content

Topics, IAB taxonomy

Beauty and Personal Care70%

Health20%

Lifestyle10%

Formats: talking-head explainer, product review, treatment comparison
Tone: informative, friendly
Language: Japanese
On camera: Yes, talking head
Production: Clean, lightly edited
Typical length: 1 to 4 minutes

Audience

Commercial intent45/100

Comments asking for links, prices or where to buy

Sentiment75/100

Estimated from titles, descriptions and engagement

Engagement0.9%

Likes and comments per view on recent videos

Audience asks aboutwhich drugstore cosmetics are worth buyinghow wrinkle and nasolabial fold treatments comparehow to prevent spots and sun damage

Age

null%18-24

null%25-34

null%35-44

null%45+

Gender

null%women

null%men

Countries

🇯🇵 Japannull%

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: cosmetics, skincare, aesthetic clinic services
Affiliate links: No

Video descriptions promote the creator's own clinic (EMMO FACE CLINIC 東京三田院) with LINE booking links, and no third-party sponsorship disclosures were found in the last 50 videos.

Suitability GARM Brand Safety Floor + Suitability

Profanitylow

Adultlow

Drugslow

Violencelow

Politicslow

Family friendly
Content is cosmetics and aesthetic-treatment education with no flagged material in the recent titles, though aesthetic procedures may need age-gating for some advertisers.

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	34k	4.2k	44
Instagram	–	–	–

Benchmark score: 52 / 100

Public rule, same for everyone. How it works.

Engagement Median views relative to followers16 / 50

Activity Uploads in the last 90 days30 / 30

Reach Followers on the main platform7 / 20

Recent videos

▶お互いに尊敬してるところは？🤣@美容外科医りん先生 · 5.6k views

▶【美容外科医が受けている美容整形】顔からボディまで！ · 960 views

▶今買うなら絶対この下地選んでください · 25k views

Last three uploads, latest today.

＼正しい美容の知識を発信‼️／【医師×薬剤師×化粧品検定1級】 https://www.instagram.com/masana_biyo?igsh=MnJ0aDZzem44cHA0&utm_source=qr https://www.instagram.com/masana_529?igsh=MTBkZGFtZ2htNDdvbw%3D%3D&utm_source=qr

まさな先生【医師×薬剤師】's own profile description on YouTube

Are you まさな先生【医師×薬剤師】? Claim or remove this profile.

About まさな先生【医師×薬剤師】

Masana Sensei (@医師のまさな先生) is a Japanese YouTube channel in which a doctor and pharmacist explains skincare, cosmetics and aesthetic treatments. The channel has about 34,000 subscribers and 409 videos, and publishes about one video per week. Most videos run one to four minutes, with a few longer explainers. The channel description and video descriptions identify the creator as working at EMMO FACE CLINIC 東京三田院, and list a cosmetics certification, but no outside website was available to confirm these details.

Viewers are likely adults interested in skincare and anti-aging, seeking straightforward comparisons of cosmetics and treatments. Audience age and gender splits are estimates with low confidence and are not reported here. Median views are about 4,200, while the mean is about 36,000 because a few videos go much higher.

Brands considering a sponsored video would pay about $150 to $250 per video, which equals a $20 to $35 CPM, compared with $10 to $30 for typical paid ads. Cosmetics and skincare brands that want Japanese-language product education are the best fit.

Written from まさな先生【医師×薬剤師】's public YouTube profile, platform data and web mentions. Numbers updated 2026-10-19. まさな先生【医師×薬剤師】 can edit or remove this page at any time.

Questions about まさな先生【医師×薬剤師】

How much does Masana Sensei charge for a sponsored video?

Masana Sensei's sponsored integration rate is about $150 to $250 per video, based on a median of about 4,200 views on long-form uploads. That works out to a CPM of about $20 to $35, compared with $10 to $30 typical for paid ads.

What does Masana Sensei post about on YouTube?

The channel posts Japanese-language explainers on skincare, drugstore cosmetics, sun protection and aesthetic treatments such as wrinkle fillers and thread lifts. Videos are usually one to four minutes and feature the creator on camera.

How do I contact Masana Sensei for a brand deal?

Contact details unlock on Starbooked for $0.80. Boosted creators can be booked through Starbooked directly.

Similar creators

YouTube and other creators in japanese skincare, ranked by score.

Creator	Niches	Followers	Median views	Rate	Score
長尾沙也加 / 医師「美容皮膚科」@dr.sayakanagao · JP	aesthetic dermatology japanese skincare	4.6k	1.2k	$150–250	63
美容モルモットゆうきの肌質改善@remake_yuuki · JP	japanese skincare cosmetic procedures	1.1k	852	$150–250	50
石崎百里恵の美肌道@ishizakimorie · JP	japanese skincare anti-aging beauty	1.8k	357	$150–250	39
美容家田中愛の美容動画(＾▽＾)@kireibinare	japanese skincare facial exercise	16k	3.5k	$150–250	31
ELECTRON official channel@electronofficialchannel5507 · JP	electric beauty tools japanese skincare	2.9k	260	$150–250	24