万全

• Reading: ばんぜん
• Romaji: banzen
• Kanji breakdown: 万 (man/ban) — ten thousand, all, everything; 全 (zen/sube) — whole, complete, entire
• Pronunciation: /bãnzẽn/

Meaning

Perfect; flawless; thoroughly prepared; leaving nothing to chance. A state of complete readiness where every contingency is accounted for.

A na-adjective/noun. 万全を期す (to ensure thoroughness, to take every precaution) is a very common set phrase. Used in safety, preparation, and planning contexts. Implies not merely sufficient but utterly complete preparation — not a single gap or weakness remaining.

Examples

1. 大会に向けて、選手たちは万全の準備を整えた。 The athletes made thorough preparations ahead of the tournament.
2. 万全を期すため、本番前に何度もリハーサルを行った。 To ensure nothing was left to chance, they rehearsed many times before the main event.
3. 安全対策に万全を尽くしても、完全なリスクゼロは難しい。 Even taking every precaution on safety measures, achieving absolute zero risk is difficult.

Usage Guide

Context: sports, business, medicine, management

Tone: confident

Origin & History

Compound of 万 (ban/man, ten thousand/all/everything) and 全 (zen, complete/whole). Together they convey the sense of everything being fully complete — not a single element missing.

Cultural Context

Era: Classical

Generation: All ages

Social background: Universal