Kanji API
Kanji readings, strokes and meanings
Open kanji reference data by character or grade level. Returns on-yomi, kun-yomi, meanings and stroke count as JSON — no key.
We probe a documented GET and expect 2xx JSON — full uptime and health score. Open provider docs ↗
On our probe schedule. Uptime charts appear after the first check lands.
GET https://kanjiapi.dev/v1/kanji/水
{
"freq_mainichi_shinbun": 223,
"grade": 1,
"heisig_en": "water",
"jlpt": 5,
"kanji": "水",
"kun_readings": [
"みず",
"みず-"
],
"meanings": [
"water"
],
"name_readings": [
"うず",
"ずみ"
]
}curl "https://kanjiapi.dev/v1/kanji/水"const res = await fetch("https://kanjiapi.dev/v1/kanji/水");
const data = await res.json();
console.log(data);import requests
res = requests.get("https://kanjiapi.dev/v1/kanji/水")
print(res.json())/kanji/水PROBEDKanji readings, strokes and meanings
/kanjiKanji — documented GET route.
/kanji/1Kanji details by ID (example: 1).
/kanji?limit=10Kanji — documented GET route.
/kanji/search?q=testSearch by query parameters.
We probe a documented GET and expect 2xx JSON — full uptime and health score. Export includes every documented route below.
Not tracked yet. Shape-change history starts once this API joins our probe schedule.
Kanji API: common questions
Is Kanji API free to use?
Yes — Kanji API is a free books & words API. Free tier: Free — limits not published. Whether the free tier allows commercial use is unclear — check the provider docs.
Does Kanji API need an API key?
No — Kanji API needs no API key or signup. You can call it straight away; rate limits still apply (Unpublished).
Can I call Kanji API from the browser?
Yes — Kanji API returns CORS headers over HTTPS, so front-end code can fetch it directly with no backend proxy. Use the fetch snippet on this page, or hit "Run live" to try it now.
Is Kanji API up right now?
Kanji API is catalogued but not yet on our probe schedule, so we don't publish a live status for it. Check the provider's own status page or docs for its current state.