| 1229 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1440 | A New Dictionary of Kanji Usage |
| 1270 | Classic Nelson (Andrew Nelson) |
| 1768 | Essential Kanji (P.G. O’Neill) |
| 1205 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1480 | Kanji and Kana (Spahn and Hadamitzky) |
| 1577 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1381 | Kanji in Context (Nishiguchi and Kono) |
| 462 | Kodansha Compact Kanji Guide |
| 426 | Kodansha Kanji Dictionary (Jack Halpern) |
| 263 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 317 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1897 | Les Kanjis dans la tete (Yves Maniette) |
| 6966X | Morohashi |
| 356 | New Japanese English Character Dictionary (Jack Halpern) |
| 1293 | New Nelson (John Haig) |
| 1879 | Remembering The Kanji (James Heisig) |
| 2024 | Remembering The Kanji, 6th edition (James Heisig) |
| 1225 | Tuttle Kanji Cards (Alexander Kask) |
orphan, alone
- On:
- コ
Jōyō kanji, taught in junior high
JLPT level N1
1239 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 孤 【コ】 being alone, solitude, loneliness, orphan
- 孤児 【コジ】 orphan, person without friends
- 遺孤 【イコ】 orphan
Readings
- Korean:
- go
Spanish
- huérfano
- sólo
Portuguese
- órfão
- só
French
- orphelin
- seul
| 3562 | 2001 Kanji |
| 2c6.2 | The Kanji Dictionary |
| 1-3-6 | SKIP code |
| 1-2-6 | SKIP code |
| 1-2-5 | SKIP code |
| 1243.0 | Four corner code |
| 1-24-41 | JIS X 0208-1997 kuten code |
| 5b64 | Unicode hex code |
Jōyō kanji, taught in grade 6
JLPT level N2
795 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 城 【ジョウ】 castle (in place names), castle, fortress
- 城内 【ジョウナイ】 inside of a castle, area surrounded by castle walls
- 荒城 【コウジョウ】 ruined castle
- 開城 【カイジョウ】 surrender of a castle, surrender of a fortress, capitulation of a stronghold
- 傾城 【ケイセイ】 beauty, siren, courtesan, prostitute
- 傾国傾城 【ケイコクケイセイ】 woman so glamorous as to bring ruin to a country (castle) as its king (lord) is captivated by her beauty, femme fatale
Kun reading compounds
- 城 【しろ】 castle
- 城跡 【しろあと】 castle site, ruins of a castle
- ハウルの動く城 【ハウルのうごくしろ】 Howl's Moving Castle (2004 animated film)
- 砂の城 【すなのしろ】 sandcastle, sand castle
Readings
- Japanese names:
- いく、 がき、 き、 くに、 ぐしく、 ぐすく、 しき、 すく、 ぜい、 たち、 なり
- Korean:
- seong
Spanish
- castillo
Portuguese
- Castelo
French
- château
| 914 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 903 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 638 | A New Dictionary of Kanji Usage |
| 1078 | Classic Nelson (Andrew Nelson) |
| 886 | Essential Kanji (P.G. O’Neill) |
| 433 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 796 | Japanese Names (P.G. O’Neill) |
| 720 | Kanji and Kana (Spahn and Hadamitzky) |
| 733 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 942 | Kanji in Context (Nishiguchi and Kono) |
| 374 | Kodansha Compact Kanji Guide |
| 417 | Kodansha Kanji Dictionary (Jack Halpern) |
| 261 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 312 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 368 | Les Kanjis dans la tete (Yves Maniette) |
| 5086P | Morohashi |
| 352 | New Japanese English Character Dictionary (Jack Halpern) |
| 1011 | New Nelson (John Haig) |
| 362 | Remembering The Kanji (James Heisig) |
| 387 | Remembering The Kanji, 6th edition (James Heisig) |
| 884 | Tuttle Kanji Cards (Alexander Kask) |
| 1459 | 2001 Kanji |
| 3b6.1 | The Kanji Dictionary |
| 1-3-6 | SKIP code |
| 4315.0 | Four corner code |
| 1-30-75 | JIS X 0208-1997 kuten code |
| 57ce | Unicode hex code |