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Japonais : manuel vs réalité

Japanese has one of the largest textbook-to-reality gaps of any major language. Textbooks teach polite -masu/-desu forms almost exclusively, but real conversation involves constant switching between politeness levels, dropped particles, sentence-ending particles that carry emotional meaning, and casual contractions. The textbook forms are genuinely useful — they're the safe default with strangers — but they represent only one of four registers Japanese speakers use daily.

Système de registres

Japanese has four distinct politeness levels that speakers switch between fluidly: tameguchi (casual, for friends), teineigo (polite, the textbook default — appropriate for strangers and acquaintances), sonkeigo (honorific, elevating the listener), and kenjougo (humble, lowering yourself). The textbook default (teineigo) is a safe starting point, but real fluency requires understanding when to shift up or down.

Salutations

Ce que les manuels enseignent
こんにちは
Konnichiwa
"Hello / Good afternoon"
Standard greeting — genuinely used with strangers, neighbors, in shops, and professional settings. Not wrong at all, but has a narrower use than textbooks suggest
normal common
おはようございます
Ohayou gozaimasu
"Good morning (polite)"
Polite morning greeting — used at work, with elders, in formal situations. Genuinely useful and common
normal very common
Ce qu'ils oublient souvent
おはよう
Ohayou
"Morning"
Casual form of "good morning" — used well beyond morning hours, especially at workplaces where people arrive at different times. This is the most versatile real greeting
normal universal
お疲れ様です
Otsukaresama desu
"Good work / Hello (workplace)"
Functions as a greeting, goodbye, and acknowledgment at work — one of the most important phrases textbooks introduce late
normal universal
おい / よー
Oi / Yo~
"Hey / Yo"
Very casual — between close male friends. Not appropriate with strangers, elders, or in professional settings
casual common
Le tableau complet

Konnichiwa is a real, useful greeting — the textbook is not wrong. But it occupies a specific band: strangers, acquaintances, professional settings. Among friends, it creates awkward distance. The most versatile everyday greeting is ohayou (casual "good morning"), used at all hours. At work, otsukaresama desu is arguably the single most important phrase — it functions as greeting, goodbye, and acknowledgment, but textbooks often introduce it very late.

Contexte culturel

Japanese greetings signal the relationship between speakers. Using konnichiwa with a close friend creates distance; using casual forms with a superior creates offense. This is not just about politeness — the greeting choice defines the social dynamic of the interaction.

Sources for Japanese

The grammatical descriptions on this page are informed by the following published reference and descriptive grammars. Grammatical facts themselves are not subject to copyright; the scholars who documented them deserve attribution.

  1. Shibatani, Masayoshi (1990). The Languages of Japan. Cambridge University Press.
  2. Tsujimura, Natsuko (2014). An Introduction to Japanese Linguistics, 3rd ed. Wiley-Blackwell.
  3. Makino, Seiichi & Tsutsui, Michio (1986). A Dictionary of Basic Japanese Grammar. Tokyo: The Japan Times.
  4. Makino, Seiichi & Tsutsui, Michio (1995). A Dictionary of Intermediate Japanese Grammar. Tokyo: The Japan Times.
  5. Kuno, Susumu (1973). The Structure of the Japanese Language. Cambridge, MA: MIT Press.
  6. Hinds, John (1986). Japanese: Descriptive Grammar. London: Croom Helm.

See all data sources and dataset-level citations for the broader bibliography.

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