Nihoner
表層形
いまいち
イマイチ
副詞

いまいち (イマイチ)

Imaichi · いまいち — not quite (right), not very good, somewhat (lacking)

Other ways to say “not quite” in Japanese →

いまいち in rōmaji: imaichi.

副詞 * * *
📝 今一 🔤 * 📐 *
Updated: 2026年9月27日
📖 Grammar Information
表層形 (Surface)
いまいち
見出し語 (Lemma)
今一
読み (Reading)
イマイチ
品詞 (POS)
副詞・*・*・*
活用型 (Conj. Type)
*
活用形 (Conj. Form)
*
表記 (Orthography)
いまいち
読み・基本形
イマイチ
表記・基本形
いまいち
見出し語の読み
イマイチ
How it's used

Used in casual conversation to express that something is not quite satisfactory, often with a sense of mild disappointment.

このレストランは味がいまいちだ。
Kono resutoran wa aji ga imaichi da.
This restaurant's food is not quite good.

今日のテストは、いまいちできなかった。
Kyou no tesuto wa, imaichi dekinakatta.
I didn't do very well on today's test.

⚖️ Often confused with 'māmā' (so-so), but 'imaichi' leans more negative, implying something is lacking.

💡 English Meaning

いまいち means “not quite (right), not very good, somewhat (lacking)” — full definition & examples →

⭐ Dictionary Form

今一 (イマイチ) — main entry →

🔗 Other Forms of いまいち
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いまいち
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Reading & Info
イマイチ
Lemma: 今一
副詞***
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💡
Did you know · 副詞
副詞 (adverbs) modify verbs, adjectives and other adverbs. Unlike English, Japanese adverbs don't change form — they're invariable.
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❓ About this entry
What is the difference between surface form and lemma? ▼
The surface form (いまいち) is the exact text as it appeared in the corpus — it may be conjugated or inflected. The lemma (今一) is the dictionary base form. For example, 食べた (surface) has the lemma 食べる.
What does the reading (pron) field mean? ▼
The reading shows the pronunciation in hiragana or katakana as recorded by UniDic. For kanji entries this is the standard reading of this specific surface form — which may differ from other readings of the same kanji.
What is UniDic? ▼
UniDic is a comprehensive Japanese lexicon developed by the National Institute for Japanese Language and Linguistics (NINJAL). It provides detailed morphological information for modern Japanese words, used in NLP tools like MeCab.
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