Data updated: July 2026
長田成哉 オサダセイヤ ✓
@seiyaosada · Instagram · JP · entertainment
About 長田成哉 オサダセイヤ
@seiyaosada's followers & following
@seiyaosada currently has 21,856 followers on Instagram and follows 622 accounts, a follower-to-following ratio of 35.14. That places the account in the micro tier of entertainment creators.
@seiyaosada's content
@seiyaosada has published 168 posts to date, working across static-posts, reels, stories. The account's content is classified under entertainment, movies, web-series. Bio: “Actor ・主演映画「影の統制」2027公開予定 ・ショートドラマ「兄妹びより」シリーズ ・特急列車✖️ドラマ✖️周遊謎解き 「セツナトレイン2」2026.3.18〜9.30 "……なんか見たことある" うん、多分それ。 Contact : lit.link/seiyaosa…”
AI quality check on @seiyaosada
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
@seiyaosada's rankings on Zaver
Based on follower count among creators that passed Zaver's indexing quality bar.
@seiyaosada's audience
Audience snapshot
50% male · 50% female
Core age group25-34
Collaboration pricing
Price tierPremium
Get the AI fair-price estimate → free trialWhich brands fit 長田成哉 オサダセイヤ?
Frequently asked questions
How many Instagram followers does @seiyaosada have?
As of July 2026, @seiyaosada has 21,856 followers (22K) on Instagram, follows 622 accounts, and has published 168 posts. Zaver refreshes these numbers on a rolling basis.
How do I contact @seiyaosada?
Verified contact details for @seiyaosada — 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 @seiyaosada's contact info — free trial →
How much does @seiyaosada charge for a sponsored post?
@seiyaosada 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 @seiyaosada's net worth?
@seiyaosada's net worth isn't publicly verified, and Zaver doesn't estimate personal wealth. What can be assessed is sponsored-post earning potential: with 22K followers and a premium price tier in entertainment, brand collaborations are a meaningful income stream — Zaver's AI pricing model estimates what each placement is worth. See the earning-potential estimate →
Does @seiyaosada have fake followers?
Zaver's AI authenticity check scores @seiyaosada 95/100, 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 @seiyaosada?
@seiyaosada's 22K followers skew 50% male / 50% female, core age group 25-34. Full audience breakdowns — age bands, gender split and country-level distribution — are part of @seiyaosada's report on Zaver.
Which influencers are similar to @seiyaosada?
Zaver lists comparable entertainment creators in Japan in the "Influencers like @seiyaosada" section on this page, matched by niche, audience size and engagement. Zaver users can also search all 61,892 vetted entertainment creators with plain-English queries.
