“〜iroiro na・〜samazama na”: Various, All Kinds Of [JLPT N1]

Content by NTJ Kuma · Nihongo to Japan editorial team · Updated July 27, 2026

「いろいろな国」「様々な経験」 — “various” in everyday vs written register.

「会議でいろいろな意見が出た／様々な要因が絡む」 — the same ‘various,' colloquial and written

To say “various ～,” everyday you say 「いろいろな意見」 and formally you write 「様々な要因」 — 「〜いろいろな・〜様々な（さまざまな）」 = various, all kinds of, the two meaning the same, differing only in register: いろいろな leans colloquial, 様々な leans written. This guide covers the register difference, the adverbial use, and separating it from the more academic 「多様な.」

Core: both mean ‘various,' the difference is colloquial vs written

Both express “various, all kinds of, of every sort,” differing only in register:

① いろいろな = various, all kinds of (colloquial, everyday, friendly):

• 会議では、いろいろな意見が出た (at the meeting, various opinions came up).
• 旅行中、いろいろな人に出会った (during the trip, I met all kinds of people).

② 様々な（さまざまな）= various, all kinds of (written, formal, weighty):

• この問題には、様々な要因が絡んでいる (various factors are entangled in this problem).
• 世界には様々な文化が存在する (various cultures exist in the world).

Feel: the two mean almost the same, differing only in formality — everyday speech uses 「いろいろな」 naturally, friendly; formal writing, reporting, argument uses 「様々な」 aptly, weighty. Both correspond to “various, all kinds of, of every sort.”

Attachment rules

Examples in context

• 週末はいろいろなことをして過ごした。(I spent the weekend doing all kinds of things.) — colloquial
• 現代社会は、様々な課題に直面している。(Modern society faces various challenges.) — written
• お店にはいろいろな種類のパンが並んでいる。(The shop has all kinds of bread on display.)
• 様々な分野の専門家が集まった。(Experts from various fields gathered.)
• いろいろと考えた末に、留学を決めた。(After considering in various ways, I decided to study abroad.) — adverb

⚠️ Where learners slip up

① Same meaning, the difference is only register: いろいろな (colloquial)／様々な (written). This is the set's only, and core, difference. The two mean exactly the same (both “various”), differing only in formality: 「いろいろな」 = various (colloquial, everyday, friendly) — for everyday speech, casual settings: 週末はいろいろなことをした (did all kinds of things on the weekend), いろいろな人がいる (there are all kinds of people). 「様々な（さまざまな）」 = various (written, formal, weighty) — for formal writing, news reporting, argument, speeches: 様々な要因 (various factors), 様々な観点から (from various viewpoints). Test: everyday speech, casual → いろいろな; formal writing, reporting, argument → 様々な. Using the wrong one isn't ungrammatical, but the register clashes (「いろいろな」 in formal writing sounds colloquial, not weighty enough; 「様々な」 in casual talk sounds stiff).

② Attach a noun; 「いろいろ」 can also be an adverb. The attachment is simple — both take a noun (いろいろな ＋ noun, 様々な ＋ noun). Also, 「いろいろ」 can be an adverb (without 「な」), for “in various ways, in many ways”: いろいろ考える (consider in various ways), いろいろお世話になりました (thanks for all your help), いろいろやってみる (try various methods). 「様々」 is less used this way (「様々に」 exists but is more written, rare). Mnemonic: いろいろな／様々な ＋ noun (various ～); いろいろ ＋ verb (adverb, in various ways).

③ The feel gap with 「多様な／各種.」 These all express “various／diverse,” but with different feels／formality. 「いろいろな」 = various (colloquial, everyday): いろいろな料理. 「様々な」 = various (written, formal): 様々な立場. 「多様な（たような）」 = diverse (academic, abstract, stressing ‘diversity' itself): 多様な価値観 (diverse values), 多様な生き方 (diverse ways of living) — it leans “(richly varied) diversity,” more academic, abstract. 「各種（かくしゅ）」 = various (written, terse, often directly before a noun): 各種サービス (various services), 各種手続き (various procedures) — it leans terse, businesslike. Register／formality roughly: いろいろな (colloquial) ＜ 様々な (written) ≦ 多様な (academic). Test: everyday “various” → いろいろな; formal “various” → 様々な; academic, stressing “diversity” → 多様な; terse, businesslike “various” → 各種.

🔄 Compare with similar forms: いろいろな／様々な／多様な／各種

💡 The one thing to remember

「いろいろな・様々な」 = various, all kinds of — three points: ① exactly the same meaning, the difference is only register — 「いろいろな」 colloquial／everyday, 「様々な」 written／formal; ② both attach to a noun, 「いろいろ」 can also be an adverb (いろいろ考える = consider in various ways); ③ the feel gap with 「多様な (academic, stressing diversity)／各種 (written, terse).」 This set is a basic but practical register distinction — in formal writing and reporting 「様々な」 sounds weighty and professional, in casual chat 「いろいろな」 is natural and friendly. Same “various,” pick the right register and your writing's tone is right. To express “various ～” in argument or formal writing, 「様々な」 is most apt.

❓ Quick FAQ

Q: Do 「いろいろな」 and 「様々な」 mean exactly the same? When do I use which?

Exactly the same meaning (both “various”), the difference is only register (colloquial vs written) — this set's only distinction. 「いろいろな」 = various (colloquial, everyday, friendly): it's the everyday colloquial “various,” natural, casual, friendly, for conversation, casual writing, blogs: 週末はいろいろなところに行った (went to all kinds of places on the weekend), いろいろな人と話すのが好きだ (I like talking with all kinds of people), 料理にはいろいろな種類がある (there are all kinds of dishes). It feels “casual, friendly.” 「様々な（さまざまな）」 = various (written, formal, weighty): it's the formal written “various,” weighty, professional, for formal writing, news reporting, papers, speeches, corporate documents: 様々な要因が複雑に絡み合っている (various factors are complexly entangled), 様々な分野で活躍する (active in various fields), 社会には様々な価値観が存在する (various values exist in society). It feels “formal, weighty, professional.” Test: everyday speech, casual settings → いろいろな (natural, friendly); formal writing, reporting, argument, speeches → 様々な (weighty, professional). Using the wrong one isn't “ungrammatical,” but the register clash sounds off: in a formal paper 「いろいろな問題」 sounds too colloquial, not weighty enough; chatting with a friend 「様々な人」 sounds too stiff, too formal. So: the more formal what you write → the more 様々な; the more everyday, colloquial → the more いろいろな. This is a typical “synonymous but different register” set — remember “いろいろな = colloquial, 様々な = written” and you'll use them right.

Q: What's the difference between 「様々な」 and 「多様な」? Both ‘many kinds'?

The difference is ‘various' vs ‘(stressing) diversity,' and the feel. 「様々な（さまざまな）」 = various (a plain listing of ‘many kinds,' written, formal): it plainly expresses “many kinds, of every sort,” the written form of “various,” the focus on “(many different) kinds”: 様々な意見が出た (various opinions came up — plainly, many varied opinions), 様々な国から人が集まる (people gather from various countries). It's simply “various” (the written version), neutral, general. 「多様な（たような）」 = diverse (stressing the concept of ‘diversity' itself, more academic, abstract): it's not just “many kinds” but carries the abstract concept of “pluralism, diversity,” often for values, cultures, ways of living — abstract contexts calling for respect of diversity: 多様な価値観を尊重する (respect diverse values — stressing “diversity” worth respecting), 多様な働き方 (diverse ways of working), 多様性 (diversity — a noun). It leans “(commendable) plurality, diversity,” more academic, abstract, often with “respect, acknowledge, society.” Difference: 「様々な」 = various (simply many kinds, written, general); 「多様な」 = diverse (stressing the concept of ‘diversity, plurality,' more academic, abstract). Test: to just say “various, many kinds” → 様々な (general); to stress “plurality, diversity (a diversity worth respecting)” → 多様な (especially for values, cultures, social plurality). E.g. 「様々な料理を楽しむ (enjoy various dishes — simply many kinds)」 uses 様々な; 「多様な生き方が認められる社会 (a society where diverse ways of living are acknowledged — stressing diversity)」 uses 多様な. One is “various,” one is “(stressing) diversity.”

🖊️ Practice Questions (5)

Q1. 「___な経験を通して、彼は成長した。」(various)

(A) 様々　(B) あらゆる (directly attaches to a noun)　(C) どんな　(D) いかなる

Q2. What is the difference between 「いろいろな」 and 「あらゆる」?

(A) いろいろな = various (many kinds); あらゆる = all/every (without exception)

(B) They are exactly the same

(C) いろいろな = all

(D) あらゆる = only a few

Q3. What does 「様々な困難を乗り越えた」 mean?

(A) Overcame all kinds of difficulties

(B) Had no difficulties

(C) Only one difficulty

(D) Created difficulties

Q4. What is the register of 「様々な」?

(A) Written (spoken language uses いろいろな more)

(B) Children's language

(C) Internet slang

(D) Command form

Q5. Which usage is natural?

(A) いろいろな国を訪れた。　(B) いろいろな(副詞として)考えた。

(C) 様々国(な が必要)。　(D) 様々なだ高い。

Answer Explanations

1. (A) 様々 ── Various experiences (様々な).

2. (A) ── いろいろな many kinds; あらゆる all.

3. (A) ── Overcame all kinds of difficulties.

4. (A) ── Written.

5. (A) ── 「いろいろな国を訪れた」 is correct.