| 1509 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1786 | A New Dictionary of Kanji Usage |
| 3021 | Classic Nelson (Andrew Nelson) |
| 1601 | Essential Kanji (P.G. O’Neill) |
| 1542 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1514 | Kanji and Kana (Spahn and Hadamitzky) |
| 1615 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1826 | Kanji in Context (Nishiguchi and Kono) |
| 1346 | Kodansha Compact Kanji Guide |
| 1512 | Kodansha Kanji Dictionary (Jack Halpern) |
| 799 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1091 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1684 | Les Kanjis dans la tete (Yves Maniette) |
| 22002 | Morohashi |
| 1178 | New Japanese English Character Dictionary (Jack Halpern) |
| 3776 | New Nelson (John Haig) |
| 1668 | Remembering The Kanji (James Heisig) |
| 1797 | Remembering The Kanji, 6th edition (James Heisig) |
| 1568 | Tuttle Kanji Cards (Alexander Kask) |
Jōyō kanji, taught in junior high
JLPT level N1
1572 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 疎 【ソ】 sparse, distant (of a relationship), estranged, alienated
- 疎開 【ソカイ】 evacuation (to the country), spreading out (troops), deployment, dispersal
- 過疎 【カソ】 underpopulation, low population density, depopulation
- 空疎 【クウソ】 empty (e.g. argument), insubstantial, hollow, fruitless
Kun reading compounds
- 疎い 【うとい】 distant (from someone), aloof, estranged, knowing little (of), ill-informed (about), ignorant (of), unfamiliar (with), unacquainted (with)
- 疎む 【うとむ】 to shun, to avoid, to ostracize, to neglect, to distance oneself from, to give the hard shoulder
- 疎ら 【まばら】 sparse, thin, scattered, straggling, sporadic
Readings
- Korean:
- so
Spanish
- descuidar
- desatender
- rehuir
- desinteresado
- descuidado
Portuguese
- desviar
- rude
- negligenciar
- evitar
- esparso
French
- négligence
- ignorer
- aliéner
- éviter
- grossier
- clairsemé
- épars
| 3564 | 2001 Kanji |
| 0a11.4 | The Kanji Dictionary |
| 1-5-7 | SKIP code |
| 1-4-7 | SKIP code |
| 1519.6 | Four corner code |
| 1-33-34 | JIS X 0208-1997 kuten code |
| 758e | Unicode hex code |
Jōyō kanji, taught in grade 1
JLPT level N4
491 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 音 【オン】 sound, noise, (speech) sound, Chinese-derived reading of a kanji
- 音楽 【オンガク】 music
- 爆音 【バクオン】 (sound of an) explosion or detonation, roar (of a machine)
- 防音 【ボウオン】 soundproofing
- 音信 【オンシン】 correspondence, news, letter, tidings
- 鸚哥 【インコ】 true parrot (esp. small parrots such as the parakeet, lory and conure)
- 玉音 【ギョクオン】 the Emperor's voice, beautiful voice, beautiful sound
- 唐音 【トウオン】 tō-on, Tang reading, on reading of a kanji based on Song dynasty and later Chinese
Kun reading compounds
- 音 【おと】 sound, noise, (musical) note, fame
- 音孔 【おとあな】 tone hole
- 鈍い音 【にぶいおと】 dull sound, muffled sound
- 風音 【かざおと】 sound of the wind
- 音 【ね】 sound, tone, note, ring, chirp
- 音色 【ねいろ】 tone color, tone colour, tone quality, timbre
- 弱音 【よわね】 feeble complaint, whine
- 高音 【こうおん】 high-pitched tone, soprano
Readings
- Japanese names:
- お、 と
- Korean:
- eum
Spanish
- sonido
- ruido
Portuguese
- som
- barulho
French
- son
- bruit
| 50 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 33 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 6 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 402 | A New Dictionary of Kanji Usage |
| 5110 | Classic Nelson (Andrew Nelson) |
| 206 | Essential Kanji (P.G. O’Neill) |
| 274 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 962 | Japanese Names (P.G. O’Neill) |
| 3.18 | Japanese for Busy People |
| 347 | Kanji and Kana (Spahn and Hadamitzky) |
| 347 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 620 | Kanji in Context (Nishiguchi and Kono) |
| 1879 | Kodansha Compact Kanji Guide |
| 2570 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1312 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1783 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 490 | Les Kanjis dans la tete (Yves Maniette) |
| 43265 | Morohashi |
| 2070 | New Japanese English Character Dictionary (Jack Halpern) |
| 6607 | New Nelson (John Haig) |
| 479 | Remembering The Kanji (James Heisig) |
| 518 | Remembering The Kanji, 6th edition (James Heisig) |
| 78 | Tuttle Kanji Cards (Alexander Kask) |
| 478 | 2001 Kanji |
| 5b4.3 | The Kanji Dictionary |
| 2-2-7 | SKIP code |
| 2-5-4 | SKIP code |
| 0060.1 | Four corner code |
| 1-18-27 | JIS X 0208-1997 kuten code |
| 97f3 | Unicode hex code |