Kanji 以 by means of, because, in view of Related words 紅こう 葉よう Refers to autumn leaves or the changing of colors in general, not a specific tree species.
もみじ Often used broadly for maple trees or autumn foliage, but イロハモミジ specifically denotes Acer palmatum.
Written forms イロハモミジ Usage 100%
kana-only spelling
Standard katakana spelling for this plant name.
以い 呂ろ 波は 紅葉もみじ
Ateji spelling; rarely used in modern Japanese. The word is almost always written in kana.
いろはもみじ
Hiragana spelling, also common.
Etymology The name refers to counting the leaf’s lobes with the opening sequence いろはにほへと of the traditional いろは ordering. モミジ means “maple.”
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