Kimariji Flashcard Trainer

What is "kimariji" and why does it matter?

In competitive karuta (競技かるた), the kimariji (決まり字) are the minimum opening characters that uniquely identify a poem among the 100 in play. The moment a reader's voice reaches a poem's kimariji, skilled players can already tell which card to grab — sometimes before the syllable is even finished. Memorizing all 100 kimariji is the single biggest hurdle for new karuta players, Japanese and overseas alike.

How to use this trainer

• Each card shows the original Japanese text with romaji (romanized reading) so you can read it aloud even before you're comfortable with kana
• The kimariji portion is highlighted directly in the original text, so you learn to recognize it visually as well as by ear
• Tap or click the card to flip it and reveal the English translation and the poet's name
• Use the 🔊 audio button to hear the poem read aloud — train your ear the same way competitive players do
• Mark each card "I knew it" or "Not yet" to track your progress; your results are saved on this device so you can pick up where you left off
• Switch between Random order (closer to real match conditions) and In order (for systematic review)

About the translations

English translations are drawn from Clay MacCauley's classic 1917 translation of the Hyakunin Isshu (Transactions of the Asiatic Society of Japan), a public-domain rendering long valued for its faithfulness to the original waka. Pairing these translations with the authentic Japanese text, accurate romaji, and the kimariji highlighting used in real competitive play gives overseas learners a study experience that's both linguistically genuine and immediately useful at the karuta mat.

Sources & Credits

• Original text: the standard Ogura Hyakunin Isshu text used in competitive karuta and Japanese school textbooks, cross-checked against major scholarly editions.
• English translation: Clay MacCauley, Hyakunin Isshu (Single Songs of a Hundred Poets), Transactions of the Asiatic Society of Japan, 1917 (public domain).
• Romaji: Hepburn romanization, with historical kana usage (歴史的仮名遣い — e.g., けふ → kyō, ゐ/ゑ → i/e) rendered according to its actual classical pronunciation rather than a literal letter-by-letter transcription, then reviewed by hand for accuracy.
• Kimariji data: determined using the same rules applied in official competitive karuta play.

百人一首.jp is a Japan-based learning resource publishing original commentary and tools for all 100 poems since 2025 — see About 百人一首.jp for our editorial policy and references.

Printable kimariji chart

Prefer studying on paper, or want a quick-reference sheet for the karuta mat? Download our free printable kimariji chart (PDF) — every poem's kimariji and opening line (kami-no-ku) shown in the original Japanese alongside Hepburn romaji and the poet's name, grouped by kimariji length so you can focus on the hardest categories first.

Where to go next

Once you're comfortable with the kimariji, explore the full English study guide for poem-by-poem commentary, or try the original Japanese flashcard mode and other practice tools used by competitive players in Japan.