Suntory Black Oolong #Strong

サントリー黒烏龍茶#濃いめ · ¥340 (~$2.21)

The intense dark oolong marketed around cutting through grease and fat; the '#Strong' is official branding. Ordering it with a Bai double-patty burger is both a joke and completely sincere, often simultaneously.

Image © McDonald's Japan, shown to identify the product. Price checked 2026-09-09; tax-in, may vary by store and size.