What it sells
Sleep-supplement brand.
Business model breakdown
Buyer: who owns the budget?
Individual consumers (students to adults) with sleep difficulty buying Coza sleep drink; B2B partners are pharmacies, hotels and department stores.
Trigger: what makes them buy now?
Consumers who toss and turn at night; brand pitches COZA as the fastest fix for restless sleep, backed by a joint clinical study with Bundang Seoul National University Hospital claiming 2.6x the effect of 3mg melatonin.
Workflow: what inputs become what output?
Consumer drinks a bottle of the lactic-fermented sleep drink before bed instead of melatonin or other sleep aids; brewed in 96 hours across 3 factories per bottle.
Economics: what it saves and how it charges
UnverifiedConsumer product sales of sleep drinks, jellies and shots (COZA) through pharmacy, online and retail channels; positioned as sugar-free, alcohol-free.
Distribution: how it reaches customers
Sells the COZA sleep drink brand in offline pharmacies nationwide (Onnuri Pharmacy stores), via an online store and through hotel and department-store pop-ups.
Funding history and coverage
| Round date | Stage | Amount | Investors | Source |
|---|---|---|---|---|
| 2026-10-02 | Series A | KRW 4B | 동원, 롯데벤처스 | platum.kr |
Profiles summarize public reporting and company websites. Business-model notes are MaxBC's reading of that material, not confirmed facts; unknowns are left blank rather than guessed. Updated 2026-10-13.