Yumi Hayashi 林由美 ✓

Yumi Hayashi 林由美 (@yumi721_official) is a personal-finance creator on Instagram based in Japan with 27,802 followers. Full stats, audience data and collaboration pricing are below.

As of July 2026, @yumi721_official has 27,802 followers (28K) on Instagram, follows 505 accounts, and has published 661 posts. Zaver refreshes these numbers on a rolling basis.

Many creators publish a business email or contact button in their public bio. Zaver Radar surfaces those public contact details — email, phone and WhatsApp — where a creator has shared them, across millions of Instagram creators, so you can reach out from your own inbox.

@yumi721_official 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.

Zaver does not hold or record any creator's net worth, and there's no publicly confirmed figure for @yumi721_official. Based only on 27,802 public followers in personal-finance, a creator at this scale could earn an estimated $220–$560 per sponsored post — an automated estimate of earning potential, not a confirmed figure, and it may be inaccurate. Actual income depends on posting cadence, deal volume and other sources.

@yumi721_official's date of birth isn't publicly confirmed on their Instagram profile, so Zaver doesn't publish an age. What's public: Yumi Hayashi 林由美 is a personal-finance creator based in Japan with 27,802 followers.

Zaver's AI authenticity check scores @yumi721_official 98/100, based on multiple signals including engagement quality, follower growth patterns and signs of purchased followers. That indicates a predominantly genuine audience.

@yumi721_official's 28K followers skew 20% male / 80% female, core age group 25-34. Full audience breakdowns — age bands, gender split and country-level distribution — are part of @yumi721_official's report on Zaver.

Zaver lists comparable personal-finance creators in Japan in the "Influencers like @yumi721_official" section on this page, matched by niche, audience size and engagement. Zaver users can also search all 6,236 vetted personal-finance creators with plain-English queries.