Top Science Influencers on YouTube in Japan (2026)

Discover the top Science influencers on YouTube in Japan for 2026 and meet the Japanese STEM YouTubers audiences trust most. Compare engagement, audience quality, and growth to find the right partners.

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Who Are the Top Science Influencers on YouTube in Japan?

Explore the top Science influencers on YouTube in Japan for November 2026. This ranking is updated monthly to keep the list current. Use it as a starting point to discover Japanese YouTubers in the Science niche. To explore detailed creator analytics and find more accounts, .

  1. 1. Bento Club

    @Bento_ClubYouTubeJapan

    Bentologist 🍱

    Hashtags#onigiri#riceball#japanesefood#cookingtips
    Followers2.6M
    Engagement rate0.03%
    Average likes886
    Audience quality score56/100Average
    Followers evolutionA graph showing the change in a creator’s follower count over time.+1.1%
    202420252026
    AuthenticityThe percentage of a creator’s audience that is likely to be real, human followers.
    LocationLocation of a creator’s engaged audience.
    United States25.4%
    India19.7%
    Nigeria15.5%
    InterestsTopics creator’s audience engages with the most.
    Dog Owner15.7%
    Food15.7%
    Fashion15.7%
  2. 2. Naokiman Show

    @naokimanshow8230YouTubeJapan

    こんにちは! ミステリー、スピリチュアル、精神世界、宇宙、陰謀、都市伝説、ライフハックなどのネタをアップしていきたいと思います~。 現実世界を疑いたくなるようなネタをどんどん紹介していきたいと思います! エンターテインメントとして本当だったら面白いという感覚でお楽しみください! ツイッターのフォローをよろしくお願いします! https://twitter.com/naokimanshow 動画内で使用されてる画像や映像はフリー素材あるいは許可を得ています! 著作権などに関するお問い合わせはこちらのアドレスまでお願いします。

    Hashtags#naokimanshow#都市伝説
    Followers2.5M
    Engagement rate1.3%
    Average likes32.8K
    Audience quality score69/100Average
    Followers evolutionA graph showing the change in a creator’s follower count over time.0.0%
    202020212022202420252026
    AuthenticityThe percentage of a creator’s audience that is likely to be real, human followers.
    LocationLocation of a creator’s engaged audience.
    Japan80.9%
    Morocco4.4%
    Ireland3.7%
    InterestsTopics creator’s audience engages with the most.
    Blogger13.4%
    Travel11.9%
    Music11.9%
  3. 3. Imi's Bigan Yoga

    @imisYouTubeJapan

    This is a magical sanctuary that rejuvenates your face, heart, and body by 10 to 20 years. With every touch to your skin, your heart trembles and your youth awakens. It’s the moment you remember the “you” you've forgotten. A beauty method powerful enough to rewrite your entire life. A soul retreat for wounded goddesses ready to rise again. Hi I'm Imi, a guide for face and body rejuvenation. I blend Eastern wisdom with modern science to help restructure body, beauty, and destiny. ✨ What my community is saying: ☑ Lost 20–50 lbs in 2–6 months ☑ Look 10–20 years younger ☑ No more chronic pain ☑ “I finally love my life again” From shame to shine. From surviving to fully living your story. Join the News Letter (monthly): https://imisbiganyoga.com/imis-newsle... Membership with exclusive perks: 👉 https://www.youtube.com/channel/UCFs7dAGRjpvLEjMPi2vkslg/join 🦋 Beauty is a Portal. The moment you seek beauty, the gate receives you. I’ll meet you there. Welcome home to yourself.

    Followers2.4M
    Engagement rate0.1%
    Average likes2.8K
    Audience quality score63/100Average
    Followers evolutionA graph showing the change in a creator’s follower count over time.+0.2%
    202420252026
    AuthenticityThe percentage of a creator’s audience that is likely to be real, human followers.
    LocationLocation of a creator’s engaged audience.
    India30.4%
    United States30.4%
    Pakistan11.6%
    InterestsTopics creator’s audience engages with the most.
    Fitness16.5%
    Mommy11.4%
    Photography11.4%
  4. 4. メンタリスト DaiGo

    @mentalistdaigoYouTubeJapan

    📚年間登録でDラボはずっと約8000円オフ Dラボ登録はこちらのリンクから⬇︎

    Followers2.2M
    Engagement rate0.02%
    Average likes301
    Audience quality score56/100Average
    Followers evolutionA graph showing the change in a creator’s follower count over time.-0.2%
    202020212022202420252026
    AuthenticityThe percentage of a creator’s audience that is likely to be real, human followers.
    LocationLocation of a creator’s engaged audience.
    Japan83.5%
    Israel5.3%
    Russia4.5%
    InterestsTopics creator’s audience engages with the most.
    Fashion13.4%
    Blogger11.9%
    Dog Owner10.5%
  5. 5. コヤッキースタジオ

    @koyakky-stYouTubeJapan

    コヤッキースタジオ【 都市伝説 】 巷に転がる都市伝説紹介チャンネル! ▼DMMオンラインサロン『AREA58』 YouTubeでは規制かかってしまう都市伝説や陰謀論を発信していきます。 → https://lounge.dmm.com/detail/10335/ ▼公式グッズショップROUTE 1940▼ → https://tkfonline.base.shop/ ▼SNS ◎コヤッキースタジオ公式 ・X(Twitter)→ https://twitter.com/koyastsokuho ・TikTok→ https://www.tiktok.com/@koyakkyst ◎秘密結社コヤミナティ ・X(Twitter)→ https://twitter.com/koyaminati ・Instagram→ https://instagram.com/koyaminati ◎コヤッキー ・X(Twitter)→ https://twitter.com/koyakky1219 ・Instagram→ https://www.instagram.com/koyakky1219/ ・TikTok→ https://www.tiktok.com/@koyakky1219 ◎とーや ・X(Twitter)→ https://twitter.com/touyach0724 ・Instagram→ https://www.instagram.com/touya0724official ▼ファンレター・プレゼントの宛先 〒121-0807 東京都足立区伊興本町1丁目3−11 第1佐藤ビル202号室 株式会社いくしまる. com 「コヤッキースタジオ」 宛 ※冷蔵・冷凍が必要な『なま物』の受付はできません。 【Amazonアソシエイトについて】 [コヤッキースタジオ]は、Amazon.co.jpを宣伝しリンクすることによってサイトが紹介料を獲得できる手段を提供することを目的に設定されたアフィリエイト宣伝プログラムである、Amazonアソシエイト・プログラムの参加者です。

    Hashtags#都市伝説#コヤッキースタジオ#コヤスタ
    Mentions
    @koyaminati@koyaminati
    Followers1.6M
    Engagement rate0.2%
    Average likes3.8K
    Audience quality score56/100Average
    Followers evolutionA graph showing the change in a creator’s follower count over time.+0.4%
    202020212022202420252026
    AuthenticityThe percentage of a creator’s audience that is likely to be real, human followers.
    LocationLocation of a creator’s engaged audience.
    Japan81.3%
    Hungary4.3%
    Italy3.6%
    InterestsTopics creator’s audience engages with the most.
    Photography19.1%
    Music13.2%
    Fashion10.3%
  6. 6. ブレイクスルー佐々木

    @BreakthroughSSKYouTubeJapan

    学べる動画を出来る限り短く、分かりやすく配信していきます! ■企業案件のお問い合わせはこちら(無所属・フリーで活動しております。) → 是非、お気軽にご連絡ください。 下記リンクより、Googleフォームを用いたお問い合わせも可能でございます。

    Hashtags#pr#天秤ai#aiツール#chatgpt
    Followers1.3M
    Engagement rate0.1%
    Average likes1.4K
    Audience quality score64/100Average
    Followers evolutionA graph showing the change in a creator’s follower count over time.0.0%
    202020212022202320242025
    AuthenticityThe percentage of a creator’s audience that is likely to be real, human followers.
    LocationLocation of a creator’s engaged audience.
    Japan80.0%
    Madagascar5.0%
    Uganda4.3%
    InterestsTopics creator’s audience engages with the most.
    Dog Owner15.9%
    Fashion13.0%
    Photography11.6%
  7. 7. Kousei cooking

    @KOUSEI0828YouTubeJapan, Aichi, Nagoya

    How do you do? My name is Kousei Iwanoue. I am 36 years old and was born on August 28th, 1985. I am from Japan and was born and raised in the Nagasaki region. When I was 18, I studied cooking in Nagoya. At 24, I went independent in Tokyo and expanded my business to four restaurants. I engage in business consulting and give instructions on cooking techniques. At the same time, I presently manage two shops, after having sold the others. I will have 12 years of experience in running restaurants and 18 years of experience in being a cook. I have published a book entitled "Recipes In Which The Know-How Of A Pro Will Make A Regular Meal Taste 100 Times Better." I am doing my best through food to deliver enjoyably helpful videos to everyone. Shop Name: Kuidokoro Sakaba Katsu Address: Saitou Building, 2nd Floor 5-28-7 Nogata, Nakano-ku Tokyo Shop Name: Hana Koganei No Wainbaaru BUGreen Address: JTK Building, #101 1-19-27 Hana Koganei Minami-cho, Kodaira-shi Tokyo

    Followers1.2M
    Engagement rate0.05%
    Average likes571
    Audience quality score31/100Very low
    Followers evolutionA graph showing the change in a creator’s follower count over time.+3.4%
    202020212022202420252026
    AuthenticityThe percentage of a creator’s audience that is likely to be real, human followers.
    LocationLocation of a creator’s engaged audience.
    Japan59.1%
    United States14.0%
    Switzerland7.5%
    InterestsTopics creator’s audience engages with the most.
    Food18.3%
    Fashion14.1%
    Dog Owner11.3%
  8. 8. GENKI LABO

    @GENKILABOYouTubeJapan

    学べてためになる実験をあげていきます。 Twitterで色んな情報つぶやいてますのでよければフォローお願いします。 https://twitter.com/genkiichioka コラボや実験協力のご依頼はコチラまで→ https://docs.google.com/forms/d/e/1FAIpQLSfzdua2yJyW2tM69o_l1RE1B-_0croIGdJ621aqt4i8JmRQLA/viewform?usp=sf_link mail: PROFILE テレビ・雑誌・サイエンスライブ等で科学実験を紹介

    Mentions
    @krr@krr
    Followers1.1M
    Engagement rate0.2%
    Average likes1.6K
    Audience quality score43/100Very low
    Followers evolutionA graph showing the change in a creator’s follower count over time.+0.3%
    202020212022202420252026
    AuthenticityThe percentage of a creator’s audience that is likely to be real, human followers.
    LocationLocation of a creator’s engaged audience.
    Japan80.9%
    Ethiopia5.2%
    Greece4.4%
    InterestsTopics creator’s audience engages with the most.
    Photography14.5%
    Music11.8%
    Dog Owner10.5%
  9. 9. ダイエット整体師藤田です。

    @diet.seitaishi-FYouTubeJapan

    藤田ってどんな人? 【経歴】 2013年4月 理学療法士国家資格保有(脳神経外科病院で勤務) 2018年10月 整体師として独立 2020年7月 愛媛県四国中央市でプライベートサロン~stem~すてむを経営 独立することをきっかけに、120㎏の体重のままでは 整体師として人の健康へ助言はできないと一念発起! そして… 「6か月で-29㎏、1年で51㎏、最終-62kgのダイエットに成功」 その成功をきっかけに食事、運動、睡眠を中心に毎日発信中。 他にも痩せるアイテム(ドクターエア)の紹介や 最新研究から医学的・科学的に根拠が高い痩せる方法を紹介。 理学療法士の経験から、腰痛・頭痛・更年期障害・自律神経症状を中心に 病院や整体に行かなくてもいい!自宅でできる方法もお伝えしてます!

    Hashtags#ダイエット整体師
    Followers1M
    Engagement rate0.03%
    Average likes264
    Audience quality score22/100Very low
    Followers evolutionA graph showing the change in a creator’s follower count over time.+0.4%
    202020212022202420252026
    AuthenticityThe percentage of a creator’s audience that is likely to be real, human followers.
    LocationLocation of a creator’s engaged audience.
    Japan86.1%
    Oman4.7%
    Nigeria2.3%
    InterestsTopics creator’s audience engages with the most.
    Fashion16.7%
    Food11.5%
    Travel11.5%
  10. 10. KANA-BOON Official YouTube Channel

    大阪・堺出身のロックバンド、KANA-BOONの公式YouTubeチャンネル。

    Followers979K
    Engagement rate0.2%
    Average likes1.9K
    Audience quality score62/100Average
    Followers evolutionA graph showing the change in a creator’s follower count over time.+0.4%
    202020212022202420252026
    AuthenticityThe percentage of a creator’s audience that is likely to be real, human followers.
    LocationLocation of a creator’s engaged audience.
    Japan96.6%
    Canada3.5%
    InterestsTopics creator’s audience engages with the most.
    Music20.9%
    Photography12.8%
    Fashion11.6%

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How We Rank the Top Science Influencers on YouTube in Japan

Every creator on this list is ranked by follower count, from the most followed down. The same criteria apply to every niche, network, and location, so a spot on the list always reflects a creator’s current reach.

Audience quality checked

Every creator is screened for genuine vs. suspicious followers

Transparent methodology

Positions are earned on data, never sponsored

Global coverage

Multiple networks, locations and niches covered

Everything you need to know

Common questions about finding creators, running campaigns, and tracking results.

Who are the top science influencers on YouTube in Japan in 2026?

As of November 2026, the most followed of the top science influencers on YouTube in Japan is Bento Club with 2.6M followers, followed by Naokiman Show and Imi's Bigan Yoga. This ranking lists 442 creators ordered by follower count, and each card shows the creator's engagement rate, average likes and audience quality.

How do I find science influencers on YouTube in Japan for my brand?

Start with this ranking of 442 creators and compare their engagement rate and audience quality, not just their follower count. Then create a free Heepsy account to filter creators by location, niche, follower range, engagement and audience demographics, and save the best matches to a list.

How are the top science influencers on YouTube in Japan ranked?

Creators are ranked by follower count, from the most followed down, among the public profiles that match this ranking's filters. Heepsy refreshes the ranking every month with the latest public data, and this version was updated in November 2026. Each card shows an audience quality score, so you can spot accounts with suspicious followers.

What is a good engagement rate for science influencers on YouTube in Japan?

The creators in this ranking have an average engagement rate of 0.2%. Engagement usually drops as follower count grows, so smaller creators often show higher rates than the accounts at the top of the list. Heepsy calculates engagement rate as the average likes and comments on recent posts divided by follower count, excluding suspicious activity.

How much do science influencers on YouTube in Japan charge per post?

Rates depend mainly on follower count, engagement rate, content format and usage rights, so prices vary widely even within the same ranking. Heepsy shows a price estimate on each creator's full profile: click "Unlock full profile" and sign up for free to see pricing, audience demographics, authenticity and growth.

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