Do I really need to use two hands when giving/receiving things?

Nadeuri Team 🇰🇷 · Nadeuri team

With elders, bosses, and formal moments (business cards, drinks) — yes, two hands or your right hand supported by the left. Casual shops and between friends, nobody minds. It's a respect dial, not a law: making the gesture at the right moments earns instant goodwill.