Data updated: July 2026
Kotaro Fukuma 福間洸太朗 ✓
@kotarofsky · Instagram · JP · music
About Kotaro Fukuma 福間洸太朗
@kotarofsky's followers & following
@kotarofsky currently has 11,745 followers on Instagram and follows 288 accounts, a follower-to-following ratio of 40.78. That places the account in the micro tier of music creators.
@kotarofsky's content
@kotarofsky has published 892 posts to date, working across long-form-video, reels, static-posts, live-streams. The account's content is classified under music, travel, heritage-travel. Bio: “Japanese classical pianist /Sightseeing Ambassador of Kokubunji City (Tokyo) / Producer of <Rare Piano Music>. ピアニスト、プロデューサー、国分寺市観光大使。”
AI quality check on @kotarofsky
Zaver's AI analyzed this account across 20+ parameters before listing it publicly. No blocking issues were detected in our standard screening.
- Audience location & demographics
- Engagement quality & authenticity
- Follower growth patterns
- Signs of purchased followers
- Content niche classification
- Brand safety screening
- Posting activity & consistency
- Language & audience fit
@kotarofsky's rankings on Zaver
Based on follower count among creators that passed Zaver's indexing quality bar.
@kotarofsky's audience
Audience snapshot
50% male · 50% female
Core age group35-44
Collaboration pricing
Price tierPremium
Get the AI fair-price estimate → free trialWhich brands fit Kotaro Fukuma 福間洸太朗?
Frequently asked questions
How many Instagram followers does @kotarofsky have?
As of July 2026, @kotarofsky has 11,745 followers (12K) on Instagram, follows 288 accounts, and has published 892 posts. Zaver refreshes these numbers on a rolling basis.
How do I contact @kotarofsky?
Verified contact details for @kotarofsky — including business email where available — are held in Zaver, alongside contacts for 77M+ other Instagram creators. Zaver users can unlock them instantly and reach out with AI-personalized outreach. Unlock @kotarofsky's contact info — free trial →
How much does @kotarofsky charge for a sponsored post?
@kotarofsky sits in the premium price tier on Zaver, based on follower scale, engagement and niche. Zaver's AI pricing model also produces a fair per-post price range with justification, so brands can negotiate from data instead of guessing. Get the AI fair-price estimate →
What is @kotarofsky's net worth?
@kotarofsky's net worth isn't publicly verified, and Zaver doesn't estimate personal wealth. What can be assessed is sponsored-post earning potential: with 12K followers and a premium price tier in music, brand collaborations are a meaningful income stream — Zaver's AI pricing model estimates what each placement is worth. See the earning-potential estimate →
Does @kotarofsky have fake followers?
Zaver's AI authenticity check scores @kotarofsky 96/100, based on 20+ signals including engagement quality, follower growth patterns and signs of purchased followers. That indicates a predominantly genuine audience. Run the full authenticity check →
Who follows @kotarofsky?
@kotarofsky's 12K followers skew 50% male / 50% female, core age group 35-44. Full audience breakdowns — age bands, gender split and country-level distribution — are part of @kotarofsky's report on Zaver.
Which influencers are similar to @kotarofsky?
Zaver lists comparable music creators in Japan in the "Influencers like @kotarofsky" section on this page, matched by niche, audience size and engagement. Zaver users can also search all 124,111 vetted music creators with plain-English queries.
