A 28 Day Study of ONO-9054 Ophthalmic Solution in Subjects With Ocular Hypertension (OHT) or Open-angle Glaucoma (OAG)

Inclusion Criteria: * Male or female aged 18-85 (inclusive) with confirmed diagnosis of OHT or OAG * Confirmed diagnosis of bilateral OHT or mild to moderate chronic OAG * Able to undergo washout of all ocular drugs * An IOP ≥ 24 mmHg at 8:00 AM and ≥ 21 mmHg at 10:00 AM in at least 1 eye; but \< 36 mmHg in both eyes at both Day -5 and Day 1 * Central corneal thickness 500-620 µm at screening and Day -5 in both eyes * Best corrected visual acuity (BCVA) of +0.7 Log Mar or better Exclusion Criteria: * Any history of severe ocular trauma in either eye at any time * History of angle closure or ocular laser surgery within the past 3 months or any refractive surgery procedure within the past 6 months of Screening Visit in the study eye(s) * Cataracts that prevent observation or photography of the fundus in either eye