noun
traditional ordering of the Japanese syllabary; iroha order
Refers to the classical poem-based ordering of kana, often used as a framework for listing or categorizing things.
いろは順に並べてください。
Please arrange them in iroha order.
noun
Used figuratively to mean the basics or rudiments of a subject, similar to 'the ABCs' in English.
まずは経済のいろはを学びたい。
First, I want to learn the ABCs of economics.