| 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 |
arc, arch, bow
- On:
- コ
Jōyō kanji, taught in junior high
JLPT level N1
2371 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 弧 【コ】 arc
- 弧形 【コケイ】 arc
- 円弧 【エンコ】 arc
- 励弧 【レイコ】 excitation
Readings
- Korean:
- ho
Spanish
- arco
- circunferencia
Portuguese
- Arco
French
- arc de cercle
- arc
- arche
| 1230 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1958 | A New Dictionary of Kanji Usage |
| 1567 | Classic Nelson (Andrew Nelson) |
| 1729 | Essential Kanji (P.G. O’Neill) |
| 1271 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1481 | Kanji and Kana (Spahn and Hadamitzky) |
| 1578 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1447 | Kanji in Context (Nishiguchi and Kono) |
| 609 | Kodansha Compact Kanji Guide |
| 430 | Kodansha Kanji Dictionary (Jack Halpern) |
| 266 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 320 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1896 | Les Kanjis dans la tete (Yves Maniette) |
| 9757X | Morohashi |
| 360 | New Japanese English Character Dictionary (Jack Halpern) |
| 1687 | New Nelson (John Haig) |
| 1878 | Remembering The Kanji (James Heisig) |
| 2023 | Remembering The Kanji, 6th edition (James Heisig) |
| 1224 | Tuttle Kanji Cards (Alexander Kask) |
| 3562 | 2001 Kanji |
| 3h6.2 | The Kanji Dictionary |
| 1-3-6 | SKIP code |
| 1223.0 | Four corner code |
| 1-24-44 | JIS X 0208-1997 kuten code |
| 5f27 | Unicode hex code |