Starbooked

Voice Lovers (@voicelovers) is a Japanese vocal coaching channel run by Jirou Kawakami, a Shinjuku-based voice teacher, per his website. The channel has about 2,150 subscribers and a median of 540 views per video. It posts irregularly, with no uploads in the last year, and sponsored integrations are estimated at $150 to $250 per video.

Why brands book Voice

Japanese vocal coach reaching a niche audience of singers and karaoke learners

  • Median of 540 views per video, with a 90th percentile near 2,800 views
  • Long-form lessons averaging about 9 minutes give room for a full product segment
  • Engagement of 4.5 percent is a reasonable signal for an engaged niche audience
Best formusic school or lesson bookingmicrophones and home recording gearkaraoke or singing app awareness
Watch forNo uploads in the past year and small reach; the channel may be inactive.

Brand fit report

Content

Topics, IAB taxonomy
Music85%
Education15%
Formats
talking-head lessons, guest interviews, exercise demonstrations
Tone
instructional, casual
Language
Japanese
On camera
Yes, talking head
Production
Phone, natural light
Typical length
5 to 15 minutes

Audience

Commercial intent25/100
Comments asking for links, prices or where to buy
Sentiment70/100
Estimated from titles, descriptions and engagement
Engagement4.5%
Likes and comments per view on recent videos
Audience asks abouthow to practice vibratohow to hit high notes without strainhow to choose the right key for a song
Age
30%18-24
35%25-34
20%35-44
15%45+
Gender
50%women
50%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
None yet
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
Recent titles cover vocal technique, music industry jargon and a ukulele series 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
YouTube2.1k5400
X–––
Instagram–––

Benchmark score: 32 / 100

Public rule, same for everyone. How it works.

Engagement Median views relative to followers31 / 50
Activity Uploads in the last 90 days0 / 30
Reach Followers on the main platform0 / 20

Recent videos

Last three uploads, latest 1741 days ago.

ようこそボイスラバーズへ。 新宿ボーカルスクール校長・川上次郎が歌を愛するすべての人へ、丁寧にわかりやすくボイス・トレーニングをレクチャーします。 発声の基本的な方法から、ビブラートやスキッピング、ベントなどのボーカルテクニックの解説動画に加え、毎日の練習につかえる再生リストをご用意。 定期的に歌にまつわるコンテンツをアップしていきますので、チャンネル登録よろしくおねがいします。 【チャンネル説明】 講師歴20年の川上次郎がわかりやすく簡単に音楽/歌の楽しさを お伝えするミュージックチャンネルです。様々な角度から歌の各アプローチの仕方をレクチャーして行きますので是非ご覧ください。 川上次郎の個人レッスンスクール<Shinjuku Vocal School> https://www.shinjuku-vocal.com Shinjuku Vocal Schoolのインスタグラム https://www.instagram.com/shinjuku.vo/ Shinjuku Vocal SchoolのTwitter https://twitter.com/Shinjuku_Vo Shinjuku Vocal SchoolのFacebook https://www.facebook.com/Shinjuku-Vocal-School-1449832125077192/
Voice Lovers's own profile description on YouTube

Are you Voice Lovers? Claim or remove this profile.

About Voice Lovers

Voice Lovers is a Japanese-language YouTube channel run by Jirou Kawakami, a vocal teacher with 20 years of experience who describes himself on his website as the head of Shinjuku Vocal School. The channel posts long-form lessons on breath control, vibrato, falsetto, key selection and music industry terminology, along with occasional guest interviews and series such as a glass-breaking voice challenge. Its 2,150 subscribers and about 264,000 lifetime views suggest a small but focused audience of Japanese singers and karaoke enthusiasts; these audience details are estimates.

The channel has not posted in the last year, so output is currently dormant. Its median view count of 540 is modest, but occasional uploads have reached several thousand views. Sponsored work is not visible in recent videos.

Brands for music education, microphones or singing tools may find value in the channel's focused reach. Based on estimated rates of $20 to $35 per 1,000 median views, a sponsored integration would cost roughly $150 to $250 per video, a CPM comparable to or above typical paid ad CPMs of $10 to $30.

Written from Voice Lovers's public YouTube profile, platform data and web mentions. Numbers updated 2026-10-19. Voice Lovers can edit or remove this page at any time.

Questions about Voice

How much does Jirou Kawakami charge for a sponsored video?

Based on the channel's median views, a sponsored video is estimated at $150 to $250 per video, using a rate of $20 to $35 per 1,000 median views. Actual pricing should be confirmed directly with the creator.

What does Voice Lovers post about on YouTube?

The channel posts Japanese-language vocal lessons covering breath, vibrato, falsetto, key settings and music industry terms. It also shares occasional guest interviews and ukulele content.

How do I contact Voice Lovers for a brand deal?

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

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