Kumi logo
Kumi

Learn Japanese. Where understanding folds into fluency.

Dictionary

KanjiKanji vocabularyKana vocabularyKanaRadicalsGrammarJLPT N5

Learn

GuidesData reportsStart 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. るつぼ炉

    るつぼ炉

    る​つ​ぼ​炉ろ

    crucible furnace

    NTNounTechnologyKanji Vocab16 strokes

    坩堝炉

    るつぼろ

    Noun

    1.
    crucible furnace

    Stroke 0 / 16

    Speed1.0x

    Characters that make up this word

    炉
    いろり…(1)
    hearth・furnace・kiln・reactor
    Kanji
    る
    ru
    Kana
    つ
    tsu
    Kana
    ぼ
    bo
    Kana
    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

    • 炉
    • る
    • つ
    • ぼ

    Explore more

    Kanji Vocab dictionary›Browse all entries›