Kumi logo
    Kumi

    Learn Japanese. Where understanding folds into fluency.

    Dictionary

    KanjiKanji vocabularyKana vocabularyKanaRadicalsGrammarJLPT N5

    Learn

    GuidesStart where you areWhat is KMT?RoadmapFAQ

    Connect

    EmailDiscordInstagramThreadsTikTokYouTubeLinkedInBlueskyX

    Newsletter

    Start learning free →

    Free forever tier. No card required.

    © 2026 Kumiai Inc. All rights reserved.

    AboutFAQContactStatusPrivacyTermsAttributions
    Dictionary
    1. Dictionary
    2. Kanji Vocab
    3. 坑内

    坑内

    坑こう内ない

    within a pit or (mine) shaft

    KMT9News #26+1Noun, ParticleWork & CareerKanji Vocab11 strokes

    こうない

    Noun, Particle

    1.
    within a pit or (mine) shaft

    Stroke 0 / 11

    Speed1.0x

    坑こう内ないはとても暗くらく、懐かい中ちゅう電でん灯とうが必ひつ要ようだった。

    Inside the mine shaft, it was very dark, and a flashlight was necessary.

    KMT7Work & Career
    坑こう内ない作さ業ぎょう員いんは、特とく殊しゅなヘルメットと装そう備びを着ちゃく用ようする。

    Mine workers wear special helmets and equipment.

    KMT8Work & Career
    坑こう内ないでの作さ業ぎょうは危き険けんを伴ともなうため、厳げん重じゅうな安あん全ぜん管かん理りが求もとめられる。

    Work inside the mine shaft involves danger, so strict safety management is required.

    KMT9Work & Career
    坑こう内ないの空くう気きは常つねに監かん視しされ、有ゆう害がいガスの発はっ生せいに注ちゅう意いが払はらわれている。

    The air inside the mine is constantly monitored, and attention is paid to the generation of harmful gases.

    KMT9Work & CareerScience & Math
    坑こう内ないから掘ほり出だされた貴き重ちょうな鉱こう石せきが展てん示じされている。

    Precious ore excavated from inside the mine is on display.

    KMT9Work & CareerHistory

    Kanji that make up this word

    坑
    pit・hole
    内
    うち…(6)
    inside・within・between・among・house…(1)
    Kumi logo

    Track your mastery

    Kumi's KMT system tracks your mastery across kanji, vocabulary, grammar, and reading. Create a free account to use it on 220,000+ concepts.

    Related concepts for this entry

    Used in vocabulary

    • 坑
    • 内

    Explore more

    Kanji Vocab dictionary›Browse all entries›