| 345 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 244 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 225 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 555 | A New Dictionary of Kanji Usage |
| 763 | Classic Nelson (Andrew Nelson) |
| 440 | Essential Kanji (P.G. O’Neill) |
| 132 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 743 | Japanese Names (P.G. O’Neill) |
| 3.20 | Japanese for Busy People |
| 220 | Kanji and Kana (Spahn and Hadamitzky) |
| 220 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 325 | Kanji in Context (Nishiguchi and Kono) |
| 237 | Kodansha Compact Kanji Guide |
| 3715 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1902 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 2583 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1710 | Les Kanjis dans la tete (Yves Maniette) |
| 2680 | Morohashi |
| 2993 | New Japanese English Character Dictionary (Jack Halpern) |
| 590 | New Nelson (John Haig) |
| 1694 | Remembering The Kanji (James Heisig) |
| 1829 | Remembering The Kanji, 6th edition (James Heisig) |
| 277 | Tuttle Kanji Cards (Alexander Kask) |
Jōyō kanji, taught in grade 3
JLPT level N4
437 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 医 【イ】 medicine, the healing art, healing, curing, doctor
- 医院 【イイン】 doctor's office, doctor's surgery, clinic
- 軍医 【グンイ】 military physician or surgeon
- 校医 【コウイ】 school doctor
Kun reading compounds
- 医する 【いする】 to cure, to heal
- 薬師 【くすし】 doctor
Readings
- Korean:
- ye, eui
Spanish
- doctor
- médico
- medicina
- curar
Portuguese
- doutor
- remédio
French
- médecin
- docteur
| 3475 | 2001 Kanji |
| 2t5.2 | The Kanji Dictionary |
| 3-2-5 | SKIP code |
| 7171.3 | Four corner code |
| 1-16-69 | JIS X 0208-1997 kuten code |
| 533b | Unicode hex code |
lineage, system
- On:
- ケイ
Jōyō kanji, taught in grade 6
JLPT level N1
567 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 系 【ケイ】 system, lineage, group, corollary, system (range of strata that correspond to a particular time period), (taxonomical) series
- 系統 【ケイトウ】 system, lineage, ancestry, family line, group (e.g. of colors) (colours), family (e.g. of languages), party, school (of thought), close (evolutionary) relationship, a population sharing a common ancestor (in genetics), strain (e.g. bacterial)
- 日系 【ニッケイ】 (of) Japanese descent, non-Japanese of Japanese descent, nikkeijin, company, etc. set up with Japanese capital, company managed by Japanese or non-Japanese of Japanese descent
- 水系 【スイケイ】 water system, river system, drainage system
Readings
- Korean:
- gye
Spanish
- sistema
- conexión
- relación
- linaje
Portuguese
- linhagem
- sistema
French
- lignée
- système
| 765 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 855 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 844 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 786 | A New Dictionary of Kanji Usage |
| 195 | Classic Nelson (Andrew Nelson) |
| 634 | Essential Kanji (P.G. O’Neill) |
| 1617 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 977 | Japanese Names (P.G. O’Neill) |
| 908 | Kanji and Kana (Spahn and Hadamitzky) |
| 930 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 449 | Kanji in Context (Nishiguchi and Kono) |
| 1504 | Kodansha Compact Kanji Guide |
| 2443 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1236 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1701 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1403 | Les Kanjis dans la tete (Yves Maniette) |
| 27223 | Morohashi |
| 1944 | New Japanese English Character Dictionary (Jack Halpern) |
| 4433 | New Nelson (John Haig) |
| 1391 | Remembering The Kanji (James Heisig) |
| 1492 | Remembering The Kanji, 6th edition (James Heisig) |
| 849 | Tuttle Kanji Cards (Alexander Kask) |
| 2241 | 2001 Kanji |
| 6a1.1 | The Kanji Dictionary |
| 2-1-6 | SKIP code |
| 4-7-4 | SKIP code |
| 2-4-3 | SKIP code |
| 2090.3 | Four corner code |
| 1-23-47 | JIS X 0208-1997 kuten code |
| 7cfb | Unicode hex code |